chore(deps): update dependency org.apache.maven.plugins:maven-pmd-plugin to v3.21.2 (#681)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

Diff for: pom.xml

@@ -334,7 +334,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-pmd-plugin</artifactId>
-        <version>3.21.0</version>
+        <version>3.21.2</version>
         <executions>
           <execution>
             <id>run-pmd</id>