Fixed config last element removal

source/libublsettings-config.c

@@ -479,7 +479,10 @@ int yon_config_remove_element(char *key, char *delete_target, char *divider){
                 free(dict->data);
                 dict->data=final_string;
                 return 1;
-            } else return 0;
+            } else {
+                yon_config_remove_by_key(key);
+                return 1;
+            }
         }
         
     } else return 0;