Bump pmdVersion from 7.0.0 to 7.1.0

Bumps `pmdVersion` from 7.0.0 to 7.1.0.

Updates `net.sourceforge.pmd:pmd-core` from 7.0.0 to 7.1.0
- [Release notes](https://github.com/pmd/pmd/releases)
- [Changelog](https://github.com/pmd/pmd/blob/master/docs/render_release_notes.rb)
- [Commits](pmd/pmd@pmd_releases/7.0.0...pmd_releases/7.1.0)

Updates `net.sourceforge.pmd:pmd-java` from 7.0.0 to 7.1.0
- [Release notes](https://github.com/pmd/pmd/releases)
- [Changelog](https://github.com/pmd/pmd/blob/master/docs/render_release_notes.rb)
- [Commits](pmd/pmd@pmd_releases/7.0.0...pmd_releases/7.1.0)

Updates `net.sourceforge.pmd:pmd-javascript` from 7.0.0 to 7.1.0
- [Release notes](https://github.com/pmd/pmd/releases)
- [Changelog](https://github.com/pmd/pmd/blob/master/docs/render_release_notes.rb)
- [Commits](pmd/pmd@pmd_releases/7.0.0...pmd_releases/7.1.0)

Updates `net.sourceforge.pmd:pmd-jsp` from 7.0.0 to 7.1.0
- [Release notes](https://github.com/pmd/pmd/releases)
- [Changelog](https://github.com/pmd/pmd/blob/master/docs/render_release_notes.rb)
- [Commits](pmd/pmd@pmd_releases/7.0.0...pmd_releases/7.1.0)

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

Signed-off-by: dependabot[bot] <support@github.com>

pom.xml

@@ -83,7 +83,7 @@ under the License.
   <properties>
     <mavenVersion>3.2.5</mavenVersion>
     <javaVersion>8</javaVersion>
-    <pmdVersion>7.0.0</pmdVersion>
+    <pmdVersion>7.1.0</pmdVersion>
     <slf4jVersion>1.7.36</slf4jVersion>
     <aetherVersion>1.0.0.v20140518</aetherVersion>
     <doxiaVersion>1.12.0</doxiaVersion>