build(deps): bump org.codehaus.mojo:exec-maven-plugin

Bumps [org.codehaus.mojo:exec-maven-plugin](https://github.com/mojohaus/exec-maven-plugin) from 3.1.0 to 3.1.1.
- [Release notes](https://github.com/mojohaus/exec-maven-plugin/releases)
- [Commits](mojohaus/exec-maven-plugin@exec-maven-plugin-3.1.0...3.1.1)

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

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

org.eclipse.tm4e.core/pom.xml

@@ -40,7 +40,7 @@
 					<plugin>
 						<groupId>org.codehaus.mojo</groupId>
 						<artifactId>exec-maven-plugin</artifactId>
-						<version>3.1.0</version>
+						<version>3.1.1</version>
 						<executions>
 							<execution>
 								<phase>integration-test</phase>