WFLY-5352 Documentation fixes in wildfly-singleton_1_0.xsd

[pferraro]

https://issues.jboss.org/browse/WFLY-5352

[wildfly-ci]

Linux with security manager Build 3554 outcome was FAILURE using a merge of 527bc68
Summary: Tests failed: 1, passed: 966, ignored: 291 Build time: 00:07:29

Failed tests

org.jboss.as.test.smoke.deployment.rar.tests.earmultirar.EarPackagedMultiRarDeploymentTestCase:     at org.jboss.as.arquillian.container.ArchiveDeployer.deployInternal(ArchiveDeployer.java:83)
    at org.jboss.as.arquillian.container.ArchiveDeployer.deployInternal(ArchiveDeployer.java:64)
    at org.jboss.as.arquillian.container.ArchiveDeployer.deploy(ArchiveDeployer.java:46)
    at org.jboss.as.arquillian.container.CommonDeployableContainer.deploy(CommonDeployableContainer.java:144)
Caused by: java.lang.Exception: {"WFLYCTL0080: Failed services" => {"jboss.ra.deployer.\"ear_packaged.ear#ear_packaged2.rar\".jboss.ironjacamar.resource" => "org.jboss.msc.service.StartException in service jboss.ra.deployer.\"ear_packaged.ear#ear_packaged2.rar\".jboss.ironjacamar.resource: Failed to start service
    Caused by: java.lang.NullPointerException"}}
    at org.jboss.as.controller.client.helpers.standalone.impl.ServerDeploymentPlanResultFuture.getActionResult(ServerDeploymentPlanResultFuture.java:134)
    at org.jboss.as.controller.client.helpers.standalone.impl.ServerDeploymentPlanResultFuture.getResultFromNode(ServerDeploymentPlanResultFuture.java:123)
    at org.jboss.as.controller.client.helpers.standalone.impl.ServerDeploymentPlanResultFuture.get(ServerDeploymentPlanResultFuture.java:85)
    at org.jboss.as.controller.client.helpers.standalone.impl.ServerDeploymentPlanResultFuture.get(ServerDeploymentPlanResultFuture.java:42)
    at org.jboss.as.controller.client.helpers.standalone.ServerDeploymentHelper.deploy(ServerDeploymentHelper.java:55)
    at org.jboss.as.arquillian.container.ArchiveDeployer.deployInternal(ArchiveDeployer.java:77)
    at org.jboss.as.arquillian.container.ArchiveDeployer.deployInternal(ArchiveDeployer.java:64)
    at org.jboss.as.arquillian.container.ArchiveDeployer.deploy(ArchiveDeployer.java:46)
    at org.jboss.as.arquillian.container.CommonDeployableContainer.deploy(CommonDeployableContainer.java:144)
------- Stdout: -------
 [0m17:58:07,691 INFO  [org.jboss.as.server.deployment] (MSC service thread 1-4) WFLYSRV0028: Stopped deployment ds-example.jar (runtime-name: ds-example.jar) in 5ms
 [0m [0m17:58:07,697 INFO  [org.jboss.as.repository] (management-handler-thread - 2) WFLYDR0002: Content removed from location /opt/buildAgent/work/a31d203e70e89f90/testsuite/integration/smoke/target/jbossas/standalone/data/content/f9/30ca58858c6b3ae92c2a24b50dd2a8bfbc1043/content
 [0m [0m17:58:07,697 INFO  [org.jboss.as.server] (management-handler-thread - 2) WFLYSRV0009: Undeployed "ds-example.jar" (runtime-name: "ds-example.jar")
 [0m [0m17:58:07,748 INFO  [org.jboss.as.repository] (management-handler-thread - 3) WFLYDR0001: Content added at location /opt/buildAgent/work/a31d203e70e89f90/testsuite/integration/smoke/target/jbossas/standalone/data/content/f0/f889b6e1c0ba380f5c9ddcf9abdcad009abf0f/content
 [0m [0m17:58:07,751 INFO  [org.jboss.as.server.deployment] (MSC service thread 1-1) WFLYSRV0027: Starting deployment of "ear_packaged.ear" (runtime-name: "ear_packaged.ear")
 [0m [0m17:58:07,762 INFO  [org.jboss.as.server.deployment] (MSC service thread 1-4) WFLYSRV0207: Starting subdeployment (runtime-name: "ear_packaged.rar")
 [0m [0m17:58:07,762 INFO  [org.jboss.as.server.deployment] (MSC service thread 1-4) WFLYSRV0207: Starting subdeployment (runtime-name: "ear_packaged2.rar")
 [0m [33m17:58:07,807 WARN  [org.jboss.as.dependency.private] (MSC service thread 1-1) WFLYSRV0018: Deployment "deployment.ear_packaged.ear.ear_packaged2.rar" is using a private module ("org.jboss.as.cli:main") which may be changed or removed in future versions without notice.
 [0m [33m17:58:07,808 WARN  [org.jboss.as.dependency.private] (MSC service thread 1-1) WFLYSRV0018: Deployment "deployment.ear_packaged.ear.ear_packaged2.rar" is using a private module ("org.wildfly.security.manager:main") which may be changed or removed in future versions without notice.
 [0m [33m17:58:07,811 WARN  [org.jboss.as.dependency.private] (MSC service thread 1-2) WFLYSRV0018: Deployment "deployment.ear_packaged.ear.ear_packaged.rar" is using a private module ("org.jboss.as.cli:main") which may be changed or removed in future versions without notice.
 [0m [33m17:58:07,812 WARN  [org.jboss.as.dependency.private] (MSC service thread 1-2) WFLYSRV0018: Deployment "deployment.ear_packaged.ear.ear_packaged.rar" is using a private module ("org.wildfly.security.manager:main") which may be changed or removed in future versions without notice.
 [0m [33m17:58:07,816 WARN  [org.jboss.as.dependency.private] (MSC service thread 1-4) WFLYSRV0018: Deployment "deployment.ear_packaged.ear" is using a private module ("org.jboss.as.cli:main") which may be changed or removed in future versions without notice.
 [0m [33m17:58:07,816 WARN  [org.jboss.as.dependency.private] (MSC service thread 1-4) WFLYSRV0018: Deployment "deployment.ear_packaged.ear" is using a private module ("org.wildfly.security.manager:main") which may be changed or removed in future versions without notice.
 [0m [0m17:58:07,823 INFO  [org.jboss.as.arquillian] (MSC service thread 1-3) Arquillian deployment detected: ArquillianConfig[service=jboss.arquillian.config."ear_packaged.ear",unit=ear_packaged.ear,tests=[org.jboss.as.test.smoke.deployment.rar.tests.earmultirar.EarPackagedMultiRarDeploymentTestCase]]
 [0m [0m17:58:07,833 INFO  [org.jboss.as.connector.deployment] (MSC service thread 1-1) WFLYJCA0007: Registered connection factory java:jboss/name2
 [0m [0m17:58:07,833 INFO  [org.jboss.as.connector.deployment] (MSC service thread 1-4) WFLYJCA0007: Registered connection factory java:jboss/name3
 [0m [0m17:58:07,836 INFO  [org.jboss.as.connector.deployment] (MSC service thread 1-4) WFLYJCA0006: Registered admin object at java:jboss/Name5
 [0m [0m17:58:07,837 INFO  [org.jboss.as.connector.deployment] (MSC service thread 1-1) WFLYJCA0006: Registered admin object at java:jboss/Name4
 [0m [0m17:58:07,838 INFO  [org.jboss.as.connector.deployers.RADeployer] (MSC service thread 1-1) IJ020002: Deployed: file:/opt/buildAgent/work/a31d203e70e89f90/testsuite/integration/smoke/target/jbossas/standalone/tmp/vfs/deployment/deployment431867537befe5d3/ear_packaged2.rar-451f6e7267bfb198/contents/
 [0m [0m17:58:07,839 INFO  [org.jboss.as.connector.deployers.RADeployer] (MSC service thread 1-4) IJ020002: Deployed: file:/opt/buildAgent/work/a31d203e70e89f90/testsuite/integration/smoke/target/jbossas/standalone/tmp/vfs/deployment/deployment431867537befe5d3/ear_packaged.rar-4df71e84c5464fa1/contents/
 [0m [0m17:58:07,840 INFO  [org.jboss.as.connector.deployment] (MSC service thread 1-3) WFLYJCA0002: Bound JCA ConnectionFactory [java:jboss/name3]
 [0m [0m17:58:07,841 INFO  [org.jboss.as.connector.deployment] (MSC service thread 1-3) WFLYJCA0002: Bound JCA AdminObject [java:jboss/Name5]
 [0m [31m17:58:07,842 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-3) MSC000001: Failed to start service jboss.ra.deployer."ear_packaged.ear#ear_packaged2.rar".jboss.ironjacamar.resource: org.jboss.msc.service.StartException in service jboss.ra.deployer."ear_packaged.ear#ear_packaged2.rar".jboss.ironjacamar.resource: Failed to start service
    at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1904)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.NullPointerException
    at org.jboss.as.connector.services.resourceadapters.IronJacamarActivationResourceService.start(IronJacamarActivationResourceService.java:196)
    at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1948)
    at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1881)
    ... 3 more

 [0m [0m17:58:07,843 INFO  [org.jboss.as.connector.deployment] (MSC service thread 1-2) WFLYJCA0002: Bound JCA ConnectionFactory [java:jboss/name2]
 [0m [0m17:58:07,849 INFO  [org.jboss.as.connector.deployment] (MSC service thread 1-1) WFLYJCA0002: Bound JCA AdminObject [java:jboss/Name4]