Bump net.sourceforge.pmd:pmd-core from 7.19.0 to 7.20.0 (#11613)

Bumps [net.sourceforge.pmd:pmd-core](https://github.com/pmd/pmd) from 7.19.0 to 7.20.0.
- [Release notes](https://github.com/pmd/pmd/releases)
- [Commits](pmd/pmd@pmd_releases/7.19.0...pmd_releases/7.20.0)

---
updated-dependencies:
- dependency-name: net.sourceforge.pmd:pmd-core
  dependency-version: 7.20.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]

pom.xml

@@ -788,7 +788,7 @@ under the License.
             <dependency>
               <groupId>net.sourceforge.pmd</groupId>
               <artifactId>pmd-core</artifactId>
-              <version>7.19.0</version>
+              <version>7.20.0</version>
             </dependency>
           </dependencies>
         </plugin>