Bump symfony/symfony from 4.4.51 to 5.4.51

Bumps [symfony/symfony](https://github.com/symfony/symfony) from 4.4.51 to 5.4.51.
- [Release notes](https://github.com/symfony/symfony/releases)
- [Changelog](https://github.com/symfony/symfony/blob/v5.4.51/CHANGELOG-5.4.md)
- [Commits](symfony/symfony@v4.4.51...v5.4.51)

---
updated-dependencies:
- dependency-name: symfony/symfony
  dependency-version: 5.4.51
  dependency-type: direct:production
...

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

Author: dependabot[bot]

composer.json

@@ -12,7 +12,7 @@
         "sensio/framework-extra-bundle": "^5.0",
         "symfony/swiftmailer-bundle": "^3.0",
         "symfony/monolog-bundle": "^3.2.0",
-        "symfony/symfony": "^4.4.51"
+        "symfony/symfony": "^5.4.51"
     },
     "require-dev": {
         "phpunit/phpunit": "^8.0",