Update Initializer.php

Author: vlradstake

src/Redis/Initializer.php

@@ -142,7 +142,7 @@ public static function getRediSearchVersion(Client $client): ?string
         try {
             $modules = $client->executeRaw('module', 'list') ?? [];
         } catch (\Throwable $exception) {
-            if (strpos($exception->getMessage(), 'unknown command') !== false) {
+            if (strpos($exception->getMessage(), 'unknown command') === false) {
                 throw $exception;
             }
             $modules = [];