chore(deps): bump org.apache.maven.plugins:maven-pmd-plugin

Bumps [org.apache.maven.plugins:maven-pmd-plugin](https://github.com/apache/maven-pmd-plugin) from 3.25.0 to 3.26.0.
- [Release notes](https://github.com/apache/maven-pmd-plugin/releases)
- [Commits](apache/maven-pmd-plugin@maven-pmd-plugin-3.25.0...maven-pmd-plugin-3.26.0)

---
updated-dependencies:
- dependency-name: org.apache.maven.plugins:maven-pmd-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

ddk-parent/pom.xml

@@ -52,7 +52,7 @@
     <deploy.version>3.1.3</deploy.version>
     <spotbugs.plugin.version>4.8.6.5</spotbugs.plugin.version>
     <spotbugs.version>4.8.6</spotbugs.version>
-    <pmd.plugin.version>3.25.0</pmd.plugin.version>
+    <pmd.plugin.version>3.26.0</pmd.plugin.version>
     <pmd.version>7.7.0</pmd.version>
     <tycho.version>4.0.9</tycho.version>
     <xtend.version>2.36.0</xtend.version>