Clarify failover configuration for Redis Sentinel, specifying that redisHost should contain sentinel addresses when enabled

Signed-off-by: MyMirelHub <15373565+MyMirelHub@users.noreply.github.com>

Author: MyMirelHub

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

@@ -66,7 +66,7 @@ The above example uses secrets as plain strings. It is recommended to use a secr
 | minIdleConns        | N        | Minimum number of idle connections to keep open in order to avoid the performance degradation associated with creating new connections. Defaults to `"0"`. | `"2"`
 | idleCheckFrequency        | N        | Frequency of idle checks made by idle connections reaper. Default is `"1m"`. `"-1"` disables idle connections reaper. | `"-1"`
 | idleTimeout        | N        | Amount of time after which the client closes idle connections. Should be less than server's timeout. Default is `"5m"`. `"-1"` disables idle timeout check. | `"10m"`
-| failover           | N         | Property to enable failover configuration. Needs sentinelMasterName to be set. Defaults to `"false"` | `"true"`, `"false"`
+| failover           | N         | Property to enable failover configuration. Needs sentinelMasterName to be set. When enabled, redisHost should contain the sentinel addresses. Defaults to `"false"` | `"true"`, `"false"`
 | sentinelMasterName | N         | The sentinel master name. See [Redis Sentinel Documentation](https://redis.io/docs/manual/sentinel/) | `""`,  `"mymaster"`
 | sentinelUsername   | N         | Username for Redis Sentinel. Applicable only when "failover" is true, and Redis Sentinel has authentication enabled | `"username"`
 | sentinelPassword   | N         | Password for Redis Sentinel. Applicable only when "failover" is true, and Redis Sentinel has authentication enabled | `"password"`