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

Author: TheSnoozer

pom.xml

@@ -10,7 +10,7 @@
     <groupId>io.github.git-commit-id</groupId>
     <artifactId>git-commit-id-plugin-core</artifactId>
     <packaging>jar</packaging>
-    <version> 6.0.0</version>
+    <version> 6.0.1-SNAPSHOT</version>
     <name>Git Commit Id Plugin Core</name>
     <url>https://github.com/git-commit-id/git-commit-id-plugin-core</url>