Bump org.apache.maven.plugins:maven-source-plugin from 2.4 to 3.4.0

Bumps [org.apache.maven.plugins:maven-source-plugin](https://github.com/apache/maven-source-plugin) from 2.4 to 3.4.0.
- [Release notes](https://github.com/apache/maven-source-plugin/releases)
- [Commits](apache/maven-source-plugin@maven-source-plugin-2.4...maven-source-plugin-3.4.0)

---
updated-dependencies:
- dependency-name: org.apache.maven.plugins:maven-source-plugin
  dependency-version: 3.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

pom.xml

@@ -171,7 +171,7 @@
         </plugin>
         <plugin>
           <artifactId>maven-source-plugin</artifactId>
-          <version>2.4</version>
+          <version>3.4.0</version>
         </plugin>
         <plugin>
           <artifactId>maven-surefire-plugin</artifactId>