Update pom to Java 11 (#138)

* Update pom to Java 11
* Remove obsoleted profile
* Use java 11 for m2e profile as well

Co-authored-by: Christopher Tubbs <ctubbsii@apache.org>

pom.xml

@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache</groupId>
     <artifactId>apache</artifactId>
-    <version>21</version>
+    <version>23</version>
   </parent>
   <groupId>org.apache.accumulo</groupId>
   <artifactId>accumulo-testing</artifactId>
@@ -31,8 +31,9 @@
     <accumulo.version>2.1.0-SNAPSHOT</accumulo.version>
     <eclipseFormatterStyle>${project.basedir}/contrib/Eclipse-Accumulo-Codestyle.xml</eclipseFormatterStyle>
     <hadoop.version>3.2.0</hadoop.version>
-    <maven.compiler.source>1.8</maven.compiler.source>
-    <maven.compiler.target>1.8</maven.compiler.target>
+    <maven.compiler.release>11</maven.compiler.release>
+    <maven.compiler.source>11</maven.compiler.source>
+    <maven.compiler.target>11</maven.compiler.target>
     <slf4j.version>1.7.25</slf4j.version>
     <spotbugs.version>3.1.7</spotbugs.version>
     <zookeeper.version>3.4.14</zookeeper.version>
@@ -158,7 +159,7 @@
         <plugin>
           <groupId>net.revelc.code.formatter</groupId>
           <artifactId>formatter-maven-plugin</artifactId>
-          <version>2.10.0</version>
+          <version>2.14.0</version>
           <configuration>
             <configFile>${eclipseFormatterStyle}</configFile>
             <compilerCompliance>${maven.compiler.source}</compilerCompliance>
@@ -388,9 +389,6 @@
           <name>m2e.version</name>
         </property>
       </activation>
-      <properties>
-        <maven.compiler.release>8</maven.compiler.release>
-      </properties>
       <build>
         <pluginManagement>
           <plugins>
@@ -423,14 +421,5 @@
         </pluginManagement>
       </build>
     </profile>
-    <profile>
-      <id>jdk-release-flag</id>
-      <activation>
-        <jdk>[9,)</jdk>
-      </activation>
-      <properties>
-        <maven.compiler.release>8</maven.compiler.release>
-      </properties>
-    </profile>
   </profiles>
 </project>