SOL002_95 DELETE Method (on "PM job") description and response updated

src/SOL002/VNFPerformanceManagement/VNFPerformanceManagement.yaml

@@ -404,12 +404,14 @@ paths:
     delete:
       description: >
         This method terminates an individual PM job.
+        As the result of successfully executing this method, the "Individual PM job" 
+        resource shall not exist any longer.
       responses:
         204:
           description: >
             204 NO CONTENT
 
-            The PM job was deleted successfully.
+            Shall be returned when the PM job has been deleted successfully.
             The response body shall be empty.
           headers:
             Content-Type: