Bump pmd.version from 7.15.0 to 7.16.0 (#788)

Bumps `pmd.version` from 7.15.0 to 7.16.0.

- [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/7.15.0...pmd_releases/7.16.0)

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

Author: dependabot[bot]

pom.xml

@@ -117,7 +117,7 @@
         <maven.archiver.version>3.6.3</maven.archiver.version>
         <plexus.archiver.version>4.10.0</plexus.archiver.version>
         <!-- See https://pmd.github.io/ for available latest version -->
-        <pmd.version>7.15.0</pmd.version>
+        <pmd.version>7.16.0</pmd.version>
 
         <sshd.tests.timeout.factor>1.0</sshd.tests.timeout.factor>
         <sshd.tests.rerun.count>2</sshd.tests.rerun.count>