Add debug mode to CDI runner to have archives that are created printed.

This makes it more clear what's going on when running tests and
specifically helps with testBeanAttritbutes here.

Signed-off-by: Arjan Tijms <arjan.tijms@gmail.com>

appserver/tests/tck/cdi/pom.xml

@@ -394,6 +394,7 @@
 
                         <libPath>${project.build.outputDirectory}</libPath>
                         <org.jboss.cdi.tck.libraryDirectory>target/dependency/lib</org.jboss.cdi.tck.libraryDirectory>
+                        <debugMode>true</debugMode>
                     </systemPropertyVariables>
                 </configuration>
             </plugin>