Bump maven-gpg-plugin from 3.0.1 to 3.1.0

Bumps [maven-gpg-plugin](https://github.com/apache/maven-gpg-plugin) from 3.0.1 to 3.1.0.
- [Commits](apache/maven-gpg-plugin@maven-gpg-plugin-3.0.1...maven-gpg-plugin-3.1.0)

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

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

pom.xml

@@ -221,7 +221,7 @@
     <maven-enforcer-plugin.version>3.3.0</maven-enforcer-plugin.version>
     <maven-failsafe-plugin.version>3.0.0</maven-failsafe-plugin.version>
     <maven-fluido-skin.version>1.11.1</maven-fluido-skin.version>
-    <maven-gpg-plugin.version>3.0.1</maven-gpg-plugin.version>
+    <maven-gpg-plugin.version>3.1.0</maven-gpg-plugin.version>
     <maven-help-plugin.version>3.4.0</maven-help-plugin.version>
     <maven-install-plugin.version>3.1.1</maven-install-plugin.version>
     <maven-invoker-plugin.version>3.5.1</maven-invoker-plugin.version>