Merge pull request #4502 from WhitWaldo/actors-reminders-more-detail

Added actor reminder retry default policy

daprdocs/content/en/developing-applications/building-blocks/actors/actors-timers-reminders.md

@@ -137,6 +137,10 @@ You can remove the actor reminder by calling
 DELETE http://localhost:3500/v1.0/actors/<actorType>/<actorId>/reminders/<name>
 ```
 
+If an actor reminder is triggered and the app does not return a 2** code to the runtime (for example, because of a connection issue),
+actor reminders will be retried up to three times with a backoff interval of one second between each attempt. There may be 
+additional retries attempted in accordance with any optionally applied [actor resiliency policy]({{< ref "policies.md#overriding-default-retries" >}}). 
+
 Refer [api spec]({{< ref "actors_api.md#invoke-reminder" >}}) for more details.
 
 ## Error handling