Bump checkstyle from 10.12.0 to 10.12.1

Bumps [checkstyle](https://github.com/checkstyle/checkstyle) from 10.12.0 to 10.12.1.
- [Release notes](https://github.com/checkstyle/checkstyle/releases)
- [Commits](checkstyle/checkstyle@checkstyle-10.12.0...checkstyle-10.12.1)

---
updated-dependencies:
- dependency-name: com.puppycrawl.tools:checkstyle
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

pom.xml

@@ -44,7 +44,7 @@
     <gitHubRepo>jenkinsci/agent-maintenance-plugin</gitHubRepo>
     <jenkins.version>2.387.2</jenkins.version>
     <powermock.version>1.6.1</powermock.version>
-    <checkstyle.version>10.12.0</checkstyle.version>
+    <checkstyle.version>10.12.1</checkstyle.version>
   </properties>
 
   <dependencyManagement>