fix: Update 0194.md (#1178)

Author: leahecole

aip/general/0194.md

@@ -28,7 +28,8 @@ Clients **should not** automatically retry requests in which repeated runs
 would cause unintended state changes.
 
 **Note:** This AIP does not cover client streaming or bi-directional streaming.
-**Note:** Client side retry behavior for the client libraries is found in [AIP-4221](../client-libraries/4221.md).
+
+**Note:** For client side retry behavior in the client libraries: see AIP-4221.
 
 ### Retryable codes