Update yoast/phpunit-polyfills requirement from ^3.0 to ^3.0 || ^4.0

Updates the requirements on [yoast/phpunit-polyfills](https://github.com/Yoast/PHPUnit-Polyfills) to permit the latest version.
- [Release notes](https://github.com/Yoast/PHPUnit-Polyfills/releases)
- [Changelog](https://github.com/Yoast/PHPUnit-Polyfills/blob/4.x/CHANGELOG.md)
- [Commits](Yoast/PHPUnit-Polyfills@3.0.0...4.0.0)

---
updated-dependencies:
- dependency-name: yoast/phpunit-polyfills
  dependency-type: direct:development
...

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

Author: dependabot[bot]

composer.json

@@ -30,7 +30,7 @@
         "phpunit/phpunit": "^11.0",
         "psy/psysh": "^0.12.5",
         "symfony/var-dumper": "^7.0",
-        "yoast/phpunit-polyfills": "^3.0"
+        "yoast/phpunit-polyfills": "^3.0 || ^4.0"
     },
     "autoload": {
         "psr-4": {