Add doc comments

components/policy-mgt/org.wso2.carbon.policy.mgt.core/src/main/java/org/wso2/carbon/policy/mgt/core/util/PolicyManagerUtil.java

@@ -331,6 +331,10 @@ public class PolicyManagerUtil {
         }
     }
 
+    /**
+     * Transform email type corrective actions
+     * @param correctiveProfileOperation Email type corrective operation
+     */
     private static void createEmailCorrectiveActions(ProfileOperation correctiveProfileOperation) {
         ProfileOperation profileOperation = new ProfileOperation();
         profileOperation.setId(PolicyManagementConstants.EMAIL_ACTION_ID);