Bump maven-gpg-plugin from 1.6 to 3.0.1 (#3644)

Bumps [maven-gpg-plugin](https://github.com/apache/maven-gpg-plugin) from 1.6 to 3.0.1.
- [Release notes](https://github.com/apache/maven-gpg-plugin/releases)
- [Commits](https://github.com/apache/maven-gpg-plugin/compare/maven-gpg-plugin-1.6...maven-gpg-plugin-3.0.1)
Signed-off-by: Ndependabot[bot] <support@github.com>
Co-authored-by: Ndependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: NMarcello Teodori <151025+mteodori@users.noreply.github.com>
Co-authored-by: Nmergify[bot] <37929162+mergify[bot]@users.noreply.github.com>

pom.xml

@@ -210,7 +210,7 @@
     <maven-deploy-plugin.version>2.8.2</maven-deploy-plugin.version>
     <maven-enforcer-plugin.version>3.0.0-M3</maven-enforcer-plugin.version>
     <maven-failsafe-plugin.version>2.22.2</maven-failsafe-plugin.version>
-    <maven-gpg-plugin.version>1.6</maven-gpg-plugin.version>
+    <maven-gpg-plugin.version>3.0.1</maven-gpg-plugin.version>
     <maven-install-plugin.version>2.5.2</maven-install-plugin.version>
     <maven-jar-plugin.version>3.2.0</maven-jar-plugin.version>
     <maven-javadoc-plugin.version>3.2.0</maven-javadoc-plugin.version>