Bump php-stubs/woocommerce-stubs from 6.8.0 to 9.3.1

Bumps [php-stubs/woocommerce-stubs](https://github.com/php-stubs/woocommerce-stubs) from 6.8.0 to 9.3.1.
- [Commits](php-stubs/woocommerce-stubs@v6.8.0...v9.3.1)

---
updated-dependencies:
- dependency-name: php-stubs/woocommerce-stubs
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

composer.json

@@ -36,7 +36,7 @@
         "kalessil/production-dependencies-guard": "dev-master",
         "vimeo/psalm": "4.13.1",
         "php-stubs/wordpress-stubs": "5.9.6",
-        "php-stubs/woocommerce-stubs": "6.8.0",
+        "php-stubs/woocommerce-stubs": "9.3.1",
         "rregeer/phpunit-coverage-check": "0.3.1",
         "yoast/phpunit-polyfills": "1.1.0",
         "cweagans/composer-patches": "1.7.1",