build(deps): bump org.apache.maven.plugins:maven-gpg-plugin (#23)

Bumps [org.apache.maven.plugins:maven-gpg-plugin](https://github.com/apache/maven-gpg-plugin) from 3.1.0 to 3.2.4.
- [Release notes](https://github.com/apache/maven-gpg-plugin/releases)
- [Commits](apache/maven-gpg-plugin@maven-gpg-plugin-3.1.0...maven-gpg-plugin-3.2.4)

---
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] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

pom.xml

@@ -59,7 +59,7 @@
     <version.maven-plugin-annotations>3.13.0</version.maven-plugin-annotations>
     <version.maven-plugin-plugin>3.11.0</version.maven-plugin-plugin>
     <version.maven-enforcer-plugin>3.4.1</version.maven-enforcer-plugin>
-    <version.maven-gpg>3.1.0</version.maven-gpg>
+    <version.maven-gpg>3.2.4</version.maven-gpg>
     <version.maven-invoker-plugin>3.6.0</version.maven-invoker-plugin>
     <version.sonatype-staging>1.6.13</version.sonatype-staging>
 <!--    <maven.build.timestamp.format>yyyyMMddHHmmssSSS</maven.build.timestamp.format>-->