Bump org.apache.maven.plugins:maven-compiler-plugin from 3.8.1 to 3.12.1

Bumps [org.apache.maven.plugins:maven-compiler-plugin](https://github.com/apache/maven-compiler-plugin) from 3.8.1 to 3.12.1.
- [Release notes](https://github.com/apache/maven-compiler-plugin/releases)
- [Commits](apache/maven-compiler-plugin@maven-compiler-plugin-3.8.1...maven-compiler-plugin-3.12.1)

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

Signed-off-by: dependabot[bot] <support@github.com>

pom.xml

@@ -43,7 +43,7 @@
 		<maven-eclipse-plugin-version>2.10</maven-eclipse-plugin-version>
 		<maven-idea-plugin-version>2.2.1</maven-idea-plugin-version>
 		<maven-release-plugin-version>3.0.1</maven-release-plugin-version>
-		<maven-compiler-plugin-version>3.8.1</maven-compiler-plugin-version>
+		<maven-compiler-plugin-version>3.12.1</maven-compiler-plugin-version>
 		<maven-source-plugin-version>3.0.1</maven-source-plugin-version>
 		<maven-javadoc-plugin-version>3.1.0</maven-javadoc-plugin-version>
 		<maven-deploy-plugin-version>2.8.2</maven-deploy-plugin-version>