fix: allow more supported versions of symfony/cache (#31)

Author: tyiuhc

composer.json

@@ -24,7 +24,7 @@
     "guzzlehttp/guzzle": "^7",
     "psr/cache": "^1 || ^2 || ^3",
     "psr/log": "^1 || ^2 || ^3",
-    "symfony/cache": "^5"
+    "symfony/cache": "^5 || ^6 || ^7"
   },
   "require-dev": {
     "phpunit/phpunit": "9.*",