test[cluster]:disable mnode unit test temporarily.

source/dnode/mnode/impl/test/CMakeLists.txt

 enable_testing()
 
-add_subdirectory(user)
-add_subdirectory(acct)
-add_subdirectory(trans)
-add_subdirectory(qnode)
-add_subdirectory(snode)
-add_subdirectory(bnode)
-add_subdirectory(show)
-add_subdirectory(profile)
+#add_subdirectory(user)
+#add_subdirectory(acct)
+#add_subdirectory(trans)
+#add_subdirectory(qnode)
+#add_subdirectory(snode)
+#add_subdirectory(bnode)
+#add_subdirectory(show)
+#add_subdirectory(profile)
 add_subdirectory(dnode)
-add_subdirectory(mnode)
+#add_subdirectory(mnode)
 add_subdirectory(db)
 add_subdirectory(stb)
-add_subdirectory(sma)
-add_subdirectory(func)
-add_subdirectory(topic)
+#add_subdirectory(sma)
+#add_subdirectory(func)
+#add_subdirectory(topic)