PB-2395: s/max_backoff/max_delay/g

Author: adk-swisstopo

get-started/retry.md

@@ -28,15 +28,15 @@ Here is an example of algorithm that implements the recommended retry strategy:
 
 5. Upon retryable failure, wait 8 + `jitter` seconds before retrying.
 
-6. And so on, with a delay of min(2<sup>n</sup> + `jitter`, `max_backoff`)
+6. And so on, with a delay of min(2<sup>n</sup> + `jitter`, `max_delay`)
    seconds at each iteration.
 
 7. After `deadline` seconds, stop retrying the request.
 
 The `jitter` value must be picked randomly at each iteration. In this example,
 it could be a fractional value between 0 and 1 second.
 
-The `max_backoff` value defines the maximum time to wait between retries. You
+The `max_delay` value defines the maximum time to wait between retries. You
 should pick the highest value your use case can support. If you have no specific
 latency requirements, 2<sup>6</sup> (64) seconds should be reasonable in most
 situations.