Bump gmavenplus-plugin from 1.11.1 to 1.12.0

Bumps [gmavenplus-plugin](https://github.com/groovy/GMavenPlus) from 1.11.1 to 1.12.0.
- [Release notes](https://github.com/groovy/GMavenPlus/releases)
- [Commits](groovy/GMavenPlus@1.11.1...1.12.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

pom.xml

@@ -84,7 +84,7 @@
       <ejb.plugin.version>3.1.0</ejb.plugin.version>
       <exec.plugin.version>3.0.0</exec.plugin.version>
       <findbugs.plugin.version>3.0.5</findbugs.plugin.version>
-      <gmavenplus.plugin.version>1.11.1</gmavenplus.plugin.version>
+      <gmavenplus.plugin.version>1.12.0</gmavenplus.plugin.version>
       <gpg.plugin.version>1.6</gpg.plugin.version>
       <install.plugin.version>2.5.2</install.plugin.version>
       <jar.plugin.version>3.2.0</jar.plugin.version>