Fix phpstan

Author: samsonasik

system/Cache/Handlers/RedisHandler.php

@@ -108,7 +108,7 @@ public function initialize()
     public function get(string $key)
     {
         $key  = static::validateKey($key, $this->prefix);
-        $data = $this->redis->hMGet($key, ['__ci_type', '__ci_value']);
+        $data = $this->redis->hMget($key, ['__ci_type', '__ci_value']);
 
         if (! isset($data['__ci_type'], $data['__ci_value']) || $data['__ci_value'] === false) {
             return null;
@@ -147,7 +147,7 @@ public function save(string $key, $value, int $ttl = 60)
                 return false;
         }
 
-        if (! $this->redis->hMSet($key, ['__ci_type' => $dataType, '__ci_value' => $value])) {
+        if (! $this->redis->hMset($key, ['__ci_type' => $dataType, '__ci_value' => $value])) {
             return false;
         }