Dependency(deps): Bump scala-maven-plugin from 3.3.2 to 4.7.1

Bumps scala-maven-plugin from 3.3.2 to 4.7.1.

---
updated-dependencies:
- dependency-name: net.alchim31.maven:scala-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

jplag.frontend.scala/pom.xml

@@ -49,7 +49,7 @@
                 <!-- see http://davidb.github.com/scala-maven-plugin -->
                 <groupId>net.alchim31.maven</groupId>
                 <artifactId>scala-maven-plugin</artifactId>
-                <version>3.3.2</version>
+                <version>4.7.1</version>
                 <executions>
                     <execution>
                         <goals>