Bump org.apache.maven.plugins:maven-gpg-plugin from 3.2.4 to 3.2.6

Bumps [org.apache.maven.plugins:maven-gpg-plugin](https://github.com/apache/maven-gpg-plugin) from 3.2.4 to 3.2.6.
- [Release notes](https://github.com/apache/maven-gpg-plugin/releases)
- [Commits](apache/maven-gpg-plugin@maven-gpg-plugin-3.2.4...maven-gpg-plugin-3.2.6)

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

Signed-off-by: dependabot[bot] <[email protected]>

pom.xml

@@ -47,7 +47,7 @@
         <maven-clean-plugin.version>3.4.0</maven-clean-plugin.version>
         <maven-compiler-plugin.version>3.13.0</maven-compiler-plugin.version>
         <maven-enforcer-plugin.version>3.5.0</maven-enforcer-plugin.version>
-        <maven-gpg-plugin.version>3.2.4</maven-gpg-plugin.version>
+        <maven-gpg-plugin.version>3.2.6</maven-gpg-plugin.version>
         <maven-install-plugin.version>3.1.2</maven-install-plugin.version>
         <maven-jar-plugin.version>3.4.2</maven-jar-plugin.version>
         <maven-javadoc-plugin.version>3.8.0</maven-javadoc-plugin.version>