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

pom.xml

@@ -28,7 +28,7 @@ under the License.
   </parent>
 
   <artifactId>maven-checkstyle-plugin</artifactId>
-  <version>3.6.0</version>
+  <version>3.6.1-SNAPSHOT</version>
   <packaging>maven-plugin</packaging>
 
   <name>Apache Maven Checkstyle Plugin</name>
@@ -54,7 +54,7 @@ under the License.
   <scm>
     <connection>scm:git:https://gitbox.apache.org/repos/asf/maven-checkstyle-plugin.git</connection>
     <developerConnection>scm:git:https://gitbox.apache.org/repos/asf/maven-checkstyle-plugin.git</developerConnection>
-    <tag>maven-checkstyle-plugin-3.6.0</tag>
+    <tag>maven-checkstyle-plugin-3.3.1</tag>
     <url>https://github.com/apache/maven-checkstyle-plugin/tree/${project.scm.tag}</url>
   </scm>
   <issueManagement>
@@ -82,7 +82,7 @@ under the License.
     <doxiaSitetoolsVersion>2.0.0</doxiaSitetoolsVersion>
     <sitePluginVersion>3.20.0</sitePluginVersion>
     <jxrPluginVersion>3.5.0</jxrPluginVersion>
-    <project.build.outputTimestamp>2024-10-22T15:03:35Z</project.build.outputTimestamp>
+    <project.build.outputTimestamp>2024-10-22T15:04:06Z</project.build.outputTimestamp>
   </properties>
 
   <dependencies>