Bump maven-source-plugin from 3.2.1 to 3.3.0 (#404)

Bumps [maven-source-plugin](https://github.com/apache/maven-source-plugin) from 3.2.1 to 3.3.0.
- [Commits](apache/maven-source-plugin@maven-source-plugin-3.2.1...maven-source-plugin-3.3.0)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

pom.xml

@@ -31,7 +31,7 @@
     <version.nexus.staging.plugin>1.6.13</version.nexus.staging.plugin>
     <version.release.plugin>3.0.0</version.release.plugin>
     <version.deploy.plugin>3.1.1</version.deploy.plugin>
-    <version.source.plugin>3.2.1</version.source.plugin>
+    <version.source.plugin>3.3.0</version.source.plugin>
     <version.site.plugin>3.12.1</version.site.plugin>
     <version.surefire.plugin>3.1.0</version.surefire.plugin>
     <version.surefire-report.plugin>3.1.0</version.surefire-report.plugin>