[10.x] Support for phpredis 6.0.0 (#48364)

* Support for phpredis 6.0.0, fix for OPT_SLAVE_FAILOVER

* PHPSTAN: Remove ignored error "Access to undefined constant"

Author: stemis

phpstan.src.neon.dist

@@ -4,7 +4,6 @@ parameters:
   level: 0
   ignoreErrors:
     - "#\\(void\\) is used#"
-    - "#Access to undefined constant#"
     - "#Access to an undefined property#"
     - "#Call to an undefined method#"
     - "#but return statement is missing.#"

src/Illuminate/Redis/Connectors/PhpRedisConnector.php

@@ -196,7 +196,7 @@ protected function createRedisClusterInstance(array $servers, array $options)
             }
 
             if (! empty($options['failover'])) {
-                $client->setOption(Redis::OPT_SLAVE_FAILOVER, $options['failover']);
+                $client->setOption(RedisCluster::OPT_SLAVE_FAILOVER, $options['failover']);
             }
 
             if (! empty($options['name'])) {