build(deps): bump com.diffplug.spotless:spotless-maven-plugin

Bumps [com.diffplug.spotless:spotless-maven-plugin](https://github.com/diffplug/spotless) from 2.46.1 to 3.1.0.
- [Release notes](https://github.com/diffplug/spotless/releases)
- [Changelog](https://github.com/diffplug/spotless/blob/main/CHANGES.md)
- [Commits](diffplug/spotless@maven/2.46.1...lib/3.1.0)

---
updated-dependencies:
- dependency-name: com.diffplug.spotless:spotless-maven-plugin
  dependency-version: 3.1.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

pom.xml

@@ -97,7 +97,7 @@
   <org.hamcrest.version>3.0</org.hamcrest.version>
   <org.mockito.version>5.20.0</org.mockito.version>
   <org.jacoco.maven.plugin.version>0.8.14</org.jacoco.maven.plugin.version>
-  <com.diffplug.spotless.maven.plugin.version>2.46.1</com.diffplug.spotless.maven.plugin.version>
+  <com.diffplug.spotless.maven.plugin.version>3.1.0</com.diffplug.spotless.maven.plugin.version>
   <com.google.googlejavaformat.version>1.17.0</com.google.googlejavaformat.version>
   <org.jsoup.version>1.15.3</org.jsoup.version>