Update dependency org.apache.maven.plugins:maven-source-plugin to v3.3.1

Author: renovate[bot]

CompareFrameworks/dropwizard-hello-world/pom.xml

@@ -112,7 +112,7 @@
             </plugin>
             <plugin>
                 <artifactId>maven-source-plugin</artifactId>
-                <version>3.3.0</version>
+                <version>3.3.1</version>
                 <executions>
                     <execution>
                         <id>attach-sources</id>