Workflows: Better timeout policy description (cloudflare#22666)

Author: bruxodasilva

src/content/docs/workflows/build/sleeping-and-retrying.mdx

@@ -72,7 +72,7 @@ When providing your own `StepConfig`, you can configure:
 * The total number of attempts to make for a step (accepts `Infinity` for unlimited retries)
 * The delay between attempts (accepts both `number` (ms) or a human-readable format)
 * What backoff algorithm to apply between each attempt: any of `constant`, `linear`, or `exponential`
-* When to timeout (in duration) before considering the step as failed (including during a retry attempt)
+* When to timeout (in duration) before considering the step as failed (including during a retry attempt, as the timeout is set per attempt)
 
 For example, to limit a step to 10 retries and have it apply an exponential delay (starting at 10 seconds) between each attempt, you would pass the following configuration as an optional object to `step.do`: