Bump maven-source-plugin from 3.2.0 to 3.2.1

Bumps [maven-source-plugin](https://github.com/apache/maven-source-plugin) from 3.2.0 to 3.2.1.
- [Release notes](https://github.com/apache/maven-source-plugin/releases)
- [Commits](apache/maven-source-plugin@maven-source-plugin-3.2.0...maven-source-plugin-3.2.1)

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

pom.xml

@@ -65,7 +65,7 @@
 
         <!-- Maven Plugin Versions -->
         <maven.javadoc.plugin.version>3.1.1</maven.javadoc.plugin.version>
-        <maven.source.plugin.version>3.2.0</maven.source.plugin.version>
+        <maven.source.plugin.version>3.2.1</maven.source.plugin.version>
         <maven.jar.plugin.version>3.0.2</maven.jar.plugin.version>
         <maven.github.release.plugin.version>1.4.0</maven.github.release.plugin.version>
     </properties>