refactor: switch Redis cluster waiting strategy to execution-based

- Change the Redis cluster waiting strategy from log-based to execution-based using `redis-cli` command

Signed-off-by: appleboy <[email protected]>

Author: appleboy

redis_test.go

@@ -44,7 +44,9 @@ func setupRedisCluserContainer(ctx context.Context, t *testing.T) (testcontainer
 			"6383/tcp",
 			"6384/tcp",
 		},
-		WaitingFor: wait.ForLog("Sending CLUSTER MEET messages to join the cluster"),
+		WaitingFor: wait.NewExecStrategy(
+			[]string{"redis-cli", "-h", "localhost", "-p", "6379", "cluster", "info"},
+		),
 	}
 	redisC, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{
 		ContainerRequest: req,