Stop logging extension numbers in 3CX queue updates

Resolves 3 high CodeQL py/clear-text-logging-sensitive-data alerts: the
queue/ring-group forwarding logs no longer include the routed extension
values (closed/holiday/extension). Non-sensitive context (resource id,
queue number) is retained.

src/shared/shared/ring_scheduler.py

@@ -27,5 +27,5 @@ def update_queue_routing(
         closed=extension,
         holiday=extension,
     )
-    logger.info("Updated queue %s to forward to Ext %s", queue_number, extension)
+    logger.info("Updated queue %s forwarding", queue_number)
     return {"extension": extension, "queue": queue_number}

src/shared/shared/three_cx_client.py

@@ -102,13 +102,7 @@ class ThreeCXClient:
             json=payload,
         )
         resp.raise_for_status()
-        logger.info(
-            "Updated %s %s: closed->Ext %s, holiday->Ext %s",
-            resource,
-            resource_id,
-            closed,
-            holiday,
-        )
+        logger.info("Updated %s %s forwarding", resource, resource_id)
         return resp.status_code
 
     def get_ring_group(self, extension_number: str) -> dict: