Ignore injected test in PMD.

Author: uhafner

pom.xml

@@ -469,6 +469,7 @@
               <minimumTokens>100</minimumTokens>
               <excludeRoots>
                 <excludeRoot>src/main/java</excludeRoot>
+                <excludeRoot>${project.build.directory}/generated-test-sources/injected</excludeRoot>
                 <excludeRoot>${project.build.directory}/generated-test-sources/test-annotations</excludeRoot>
                 <excludeRoot>${project.build.directory}/generated-test-sources/assertj-assertions</excludeRoot>
               </excludeRoots>