Merge pull request #5015 from atrauzzi/redis-read-timeout-correction

Amend read timeout value to align with code

Author: marcduiker

daprdocs/content/en/reference/components-reference/supported-pubsub/setup-redis-pubsub.md

@@ -58,7 +58,7 @@ The above example uses secrets as plain strings. It is recommended to use a secr
 | redisMinRetryInterval        | N        | Minimum backoff for redis commands between each retry. Default is `"8ms"`;  `"-1"` disables backoff. | `"8ms"`
 | redisMaxRetryInterval        | N        | Maximum backoff for redis commands between each retry. Default is `"512ms"`;`"-1"` disables backoff. | `"5s"`
 | dialTimeout        | N        | Dial timeout for establishing new connections. Defaults to `"5s"`.  | `"5s"`
-| readTimeout        | N        | Timeout for socket reads. If reached, redis commands will fail with a timeout instead of blocking. Defaults to `"3s"`, `"-1"` for no timeout. | `"3s"`
+| readTimeout        | N        | Timeout for socket reads, if set to `"0s"`, the read will be blocking. If reached, redis commands will fail with a timeout instead of blocking. Defaults to `"0s"`, `"-1"` for no timeout. | `"3s"`
 | writeTimeout        | N        | Timeout for socket writes. If reached, redis commands will fail with a timeout instead of blocking. Defaults is readTimeout. | `"3s"`
 | poolSize        | N        | Maximum number of socket connections. Default is 10 connections per every CPU as reported by runtime.NumCPU. | `"20"`
 | poolTimeout        | N        | Amount of time client waits for a connection if all connections are busy before returning an error. Default is readTimeout + 1 second. | `"5s"`