Bump net.sourceforge.pmd:pmd-ant from 7.3.0 to 7.6.0 (#7179)

Bumps [net.sourceforge.pmd:pmd-ant](https://github.com/pmd/pmd) from 7.3.0 to 7.6.0.
- [Release notes](https://github.com/pmd/pmd/releases)
- [Changelog](https://github.com/pmd/pmd/blob/main/docs/render_release_notes.rb)
- [Commits](pmd/pmd@pmd_releases/7.3.0...pmd_releases/7.6.0)

---
updated-dependencies:
- dependency-name: net.sourceforge.pmd:pmd-ant
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

build.gradle

@@ -270,7 +270,7 @@ dependencies {
     testImplementation group: 'org.xmlunit', name: 'xmlunit-matchers', version: '2.10.0'
     spotbugsPlugins 'com.h3xstream.findsecbugs:findsecbugs-plugin:1.13.0'
 
-    pmd 'net.sourceforge.pmd:pmd-ant:7.3.0'
+    pmd 'net.sourceforge.pmd:pmd-ant:7.6.0'
     pmd 'net.sourceforge.pmd:pmd-java:7.3.0'
 }