Update symfony/var-dumper requirement from ^8.0.4 to ^8.0.6 (#232)

Updates the requirements on [symfony/var-dumper](https://github.com/symfony/var-dumper) to permit the latest version.
- [Release notes](https://github.com/symfony/var-dumper/releases)
- [Changelog](https://github.com/symfony/var-dumper/blob/8.1/CHANGELOG.md)
- [Commits](symfony/var-dumper@v8.0.4...v8.0.6)

---
updated-dependencies:
- dependency-name: symfony/var-dumper
  dependency-version: 8.0.6
  dependency-type: direct:development
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

composer.json

@@ -92,7 +92,7 @@
         "laravel/pint": "^v1.27.1",
         "pestphp/pest": "^v3.8.2",
         "pestphp/pest-plugin-type-coverage": "^3.6",
-        "symfony/var-dumper": "^8.0.4",
+        "symfony/var-dumper": "^8.0.6",
         "szepeviktor/phpstan-wordpress": "*",
         "php-stubs/wordpress-stubs": "6.*",
         "symplify/vendor-patches": "^12.0",