Bump com.diffplug.spotless:spotless-maven-plugin from 3.5.1 to 3.6.0

Bumps [com.diffplug.spotless:spotless-maven-plugin](https://github.com/diffplug/spotless) from 3.5.1 to 3.6.0.
- [Release notes](https://github.com/diffplug/spotless/releases)
- [Changelog](https://github.com/diffplug/spotless/blob/main/CHANGES.md)
- [Commits](diffplug/spotless@maven/3.5.1...maven/3.6.0)

---
updated-dependencies:
- dependency-name: com.diffplug.spotless:spotless-maven-plugin
  dependency-version: 3.6.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

pom.xml

@@ -19,7 +19,7 @@
     <mockito.version>5.23.0</mockito.version>
 
     <!-- Plugin versions -->
-    <spotless.version>3.5.1</spotless.version>
+    <spotless.version>3.6.0</spotless.version>
     <google-java-format.version>1.12.0</google-java-format.version>
   </properties>