Update dependency org.apache.maven.plugin-testing:maven-plugin-testing-harness to v3.4.0 (#463)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

pom.xml

@@ -153,7 +153,7 @@ A complete copy of this license may be found in src/main/legal/LICENSE.txt of th
         <dependency>
             <groupId>org.apache.maven.plugin-testing</groupId>
             <artifactId>maven-plugin-testing-harness</artifactId>
-            <version>3.3.0</version>
+            <version>3.4.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>