"Updated module and added new API description"

This commit includes the update of the 'terrabit_sync' module method from 'invalidate_cache()' to 'invalidate_recordset()'. Additionally, a new API description file ('extended_api.yaml') has been added for the 'deltatech_marketplace_extended' addon. The new file contains detailed endpoint structures for the server.

deltatech_service_equipment_base/models/service_meter.py

@@ -271,7 +271,7 @@ def _compute_previous_counter_value(self):
                 if previous:
                     reading.previous_counter_value = previous.counter_value
                     reading.difference = reading.counter_value - reading.previous_counter_value
-                    # self.invalidate_cache() # asta e solutia ?
+                    # self.invalidate_recordset() # asta e solutia ?
 
     @api.depends("counter_value", "previous_counter_value")
     def _compute_difference(self):