Bump org.apache.maven.plugins:maven-gpg-plugin in /json-smart

Bumps [org.apache.maven.plugins:maven-gpg-plugin](https://github.com/apache/maven-gpg-plugin) from 3.1.0 to 3.2.2.
- [Release notes](https://github.com/apache/maven-gpg-plugin/releases)
- [Commits](apache/maven-gpg-plugin@maven-gpg-plugin-3.1.0...maven-gpg-plugin-3.2.2)

---
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>

json-smart/pom.xml

@@ -99,7 +99,7 @@ limitations under the License.
 					<plugin>
 						<groupId>org.apache.maven.plugins</groupId>
 						<artifactId>maven-gpg-plugin</artifactId>
-						<version>3.1.0</version>
+						<version>3.2.2</version>
 						<executions>
 							<execution>
 								<id>sign-artifacts</id>