build(deps): bump maven-pmd-plugin from 3.19.0 to 3.20.0 (#213)

Bumps [maven-pmd-plugin](https://github.com/apache/maven-pmd-plugin) from 3.19.0 to 3.20.0.
- [Release notes](https://github.com/apache/maven-pmd-plugin/releases)
- [Commits](apache/maven-pmd-plugin@maven-pmd-plugin-3.19.0...maven-pmd-plugin-3.20.0)

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

Author: dependabot[bot]

pom.xml

@@ -32,7 +32,7 @@
         <maven-surefire-plugin.version>2.22.2</maven-surefire-plugin.version>
         <versions-maven-plugin.version>2.13.0</versions-maven-plugin.version>
         <maven-gpg-plugin.version>1.6</maven-gpg-plugin.version>
-		<maven-pmd-plugin.version>3.19.0</maven-pmd-plugin.version>
+		<maven-pmd-plugin.version>3.20.0</maven-pmd-plugin.version>
 		<maven-source-plugin.version>3.2.1</maven-source-plugin.version>
 		<maven-javadoc-plugin.version>3.4.1</maven-javadoc-plugin.version>
 		<maven-jxr-plugin.version>3.3.0</maven-jxr-plugin.version>