Bump org.apache.maven.plugins:maven-source-plugin from 3.3.0 to 3.3.1

Bumps [org.apache.maven.plugins:maven-source-plugin](https://github.com/apache/maven-source-plugin) from 3.3.0 to 3.3.1.
- [Commits](apache/maven-source-plugin@maven-source-plugin-3.3.0...maven-source-plugin-3.3.1)

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

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

pom.xml

@@ -100,7 +100,7 @@
         <version.maven-jar-plugin>3.4.1</version.maven-jar-plugin>
         <version.maven-javadoc-plugin>3.6.3</version.maven-javadoc-plugin>
         <version.maven-shade-plugin>3.5.3</version.maven-shade-plugin>
-        <version.maven-source-plugin>3.3.0</version.maven-source-plugin>
+        <version.maven-source-plugin>3.3.1</version.maven-source-plugin>
         <version.maven-surefire-plugin>3.2.5</version.maven-surefire-plugin>
         <version.pitest.github>0.1.0</version.pitest.github>
         <version.pitest.junit5>1.2.1</version.pitest.junit5>