Bump symfony/var-exporter from 7.4.0 to 8.0.0

Bumps [symfony/var-exporter](https://github.com/symfony/var-exporter) from 7.4.0 to 8.0.0.
- [Release notes](https://github.com/symfony/var-exporter/releases)
- [Changelog](https://github.com/symfony/var-exporter/blob/8.1/CHANGELOG.md)
- [Commits](symfony/var-exporter@v7.4.0...v8.0.0)

---
updated-dependencies:
- dependency-name: symfony/var-exporter
  dependency-version: 8.0.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

composer.json

@@ -48,7 +48,7 @@
         "squizlabs/php_codesniffer": "^4.0",
         "symfony/console": "^7.4",
         "symfony/translation": "^8.0",
-        "symfony/var-exporter": "^6.4 || ^7.0"
+        "symfony/var-exporter": "^6.4 || ^7.0 || ^8.0"
     },
     "suggest": {
         "ext-bcmath": "Arbitrary Precision Mathematics",