Bump symfony/browser-kit from 6.3.8 to 6.4.7

Bumps [symfony/browser-kit](https://github.com/symfony/browser-kit) from 6.3.8 to 6.4.7.
- [Release notes](https://github.com/symfony/browser-kit/releases)
- [Changelog](https://github.com/symfony/browser-kit/blob/7.0/CHANGELOG.md)
- [Commits](symfony/browser-kit@v6.3.8...v6.4.7)

---
updated-dependencies:
- dependency-name: symfony/browser-kit
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

composer.json

@@ -103,7 +103,7 @@
     },
     "require-dev": {
         "phpunit/phpunit": "^10.4",
-        "symfony/browser-kit": "6.3.*",
+        "symfony/browser-kit": "6.4.*",
         "symfony/css-selector": "6.3.*",
         "symfony/debug-bundle": "6.4.*",
         "symfony/maker-bundle": "^1.0",