BUG: Fix bug with _watch_resource_loop

Add sleep to ApiException except to reduce watch requests,
when receiving a non 500 status code.
This avoids spamming the Kubernetes API with attempted watch requests
if for example the API returns a 4xx status code.

src/resources.py

@@ -373,6 +373,7 @@ def _watch_resource_loop(mode, *args):
         except ApiException as e:
             if e.status != 500:
                 logger.error(f"ApiException when calling kubernetes: {e}\n")
+                sleep(int(os.getenv("ERROR_THROTTLE_SLEEP", 5)))
             else:
                 raise
         except ProtocolError as e: