Bump org.codehaus.mojo:exec-maven-plugin from 3.0.0 to 3.4.1

Bumps [org.codehaus.mojo:exec-maven-plugin](https://github.com/mojohaus/exec-maven-plugin) from 3.0.0 to 3.4.1.
- [Release notes](https://github.com/mojohaus/exec-maven-plugin/releases)
- [Commits](mojohaus/exec-maven-plugin@exec-maven-plugin-3.0.0...3.4.1)

---
updated-dependencies:
- dependency-name: org.codehaus.mojo:exec-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

org.xtext.example.mydsl/pom.xml

@@ -82,7 +82,7 @@
 			<plugin>
 				<groupId>org.codehaus.mojo</groupId>
 				<artifactId>exec-maven-plugin</artifactId>
-				<version>3.0.0</version>
+				<version>3.4.1</version>
 				<executions>
 					<execution>
 						<phase>generate-sources</phase>