Bump maven-plugin-plugin from 3.6.2 to 3.8.1

Bumps [maven-plugin-plugin](https://github.com/apache/maven-plugin-tools) from 3.6.2 to 3.8.1.
- [Release notes](https://github.com/apache/maven-plugin-tools/releases)
- [Commits](https://github.com/apache/maven-plugin-tools/compare/maven-plugin-tools-3.6.2...maven-plugin-tools-3.8.1)

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

Signed-off-by: dependabot[bot] <support@github.com>
diff --git a/pom.xml b/pom.xml
index f1de124..53e24d7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -181,7 +181,7 @@
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-plugin-plugin</artifactId>
-          <version>3.6.2</version>
+          <version>3.8.1</version>
         </plugin>
       </plugins>
     </pluginManagement>