elm: call ecore_app_args_set() after quicklaunch fork

ensure that apps get expected behavior when calling args_get()

@fix

src/lib/elementary/elm_main.c

@@ -1130,6 +1130,7 @@ elm_quicklaunch_fork(int    argc,
         perror("could not fork");
         return 0;
      }
+   ecore_app_args_set(argc, (const char**)argv);
    if (postfork_func) postfork_func(postfork_data);
 
    eina_main_loop_define();