[client-updates-daemon] do not lock entropy resources when checking if system repo db mtime is changed

services/client-updates-daemon

@@ -464,6 +464,7 @@ class UpdatesDaemon(dbus.service.Object):
 
     def _is_system_changed(self):
         with self.__is_working_mutex:
+
             entropy = Entropy()
             locked = entropy.resources_check_lock()
             if locked:
@@ -472,14 +473,6 @@ class UpdatesDaemon(dbus.service.Object):
                 entropy.destroy()
                 return False # resources are locked, nothing changed yet :P
 
-            # acquire resources lock
-            acquired = entropy.resources_create_lock()
-            if not acquired:
-                if DAEMON_DEBUG:
-                    write_output("__run_fetcher: resources locked during acquire")
-                entropy.destroy()
-                return False
-
             try:
 
                 last_mtime = self.__last_system_db_mtime
@@ -496,8 +489,6 @@ class UpdatesDaemon(dbus.service.Object):
                 return changed
 
             finally:
-                # unlock resources
-                entropy.resources_remove_lock()
                 # say goodbye
                 entropy.destroy()