Modify surefire plugin opts

parent/pom.xml

diff --git a/parent/pom.xml b/parent/pom.xml
index 171a4b8..071111d 100644
--- a/parent/pom.xml
+++ b/parent/pom.xml
@@ -832,7 +832,7 @@
                     <artifactId>maven-surefire-plugin</artifactId>
                     <version>${surefire.version}</version>
                     <configuration>
-                         <argLine>-Xms768m -Xmx768m -verbose:gc -XX:SoftRefLRUPolicyMSPerMB=1</argLine>
+                         <argLine>-Xms768m -Xmx768m -XX:+CMSClassUnloadingEnabled -XX:+UseConcMarkSweepGC -verbose:gc -XX:SoftRefLRUPolicyMSPerMB=1</argLine>
                     </configuration>
                 </plugin>
                 <plugin>