Update a mock expectation

Author: michaelklishin

deps/rabbitmq_aws/src/rabbitmq_aws.erl

@@ -550,8 +550,8 @@ api_get_request(Service, Path) ->
   %% @doc Invoke an API call to an AWS service with retries.
   %% @end
 api_get_request_with_retries(_, _, 0, _) ->
-  rabbit_log:warning("Request to AWS service has failed after ~b retries.", [?MAX_RETRIES]),
-  {error, "AWS service is unavailable."};
+  rabbit_log:warning("Request to AWS service has failed after ~b retries", [?MAX_RETRIES]),
+  {error, "AWS service is unavailable"};
 api_get_request_with_retries(Service, Path, Retries, WaitTimeBetweenRetries) ->
   ensure_credentials_valid(),
   case get(Service, Path) of