Update symfony/cache requirement from ^5.0 || ^6.0 to ^7.1.2

---
updated-dependencies:
- dependency-name: symfony/cache
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

composer.json

@@ -49,7 +49,7 @@
         "nyholm/psr7": "^1.4",
         "nyholm/psr7-server": "^1.0",
         "phpunit/phpunit": ">=8.0",
-        "symfony/cache": "^5.0 || ^6.0",
+        "symfony/cache": "^7.1.2",
         "symfony/psr-http-message-bridge": "^2.1"
     },
     "suggest": {