[maven-release-plugin] prepare for next development iteration

pom.xml

@@ -10,7 +10,7 @@
 
     <groupId>io.jenkins.plugins</groupId>
     <artifactId>custom-folder-icon</artifactId>
-    <version>2.11</version>
+    <version>${revision}${changelist}</version>
     <packaging>hpi</packaging>
 
     <name>Custom Folder Icon Plugin</name>
@@ -36,13 +36,13 @@
         <connection>scm:git:https://github.com/${gitHubRepo}.git</connection>
         <developerConnection>scm:git:git@github.com:${gitHubRepo}.git</developerConnection>
         <url>https://github.com/${gitHubRepo}</url>
-        <tag>custom-folder-icon-2.11</tag>
+        <tag>${scmTag}</tag>
     </scm>
 
     <properties>
         <gitHubRepo>jenkinsci/custom-folder-icon-plugin</gitHubRepo>
         <jenkins.version>2.426.1</jenkins.version>
-        <revision>2.11</revision>
+        <revision>2.12</revision>
         <changelist>-SNAPSHOT</changelist>
     </properties>