meta: bump @playwright/test from 1.54.1 to 1.56.1 (#8319)

Bumps [@playwright/test](https://github.com/microsoft/playwright) from 1.54.1 to 1.56.1.
- [Release notes](https://github.com/microsoft/playwright/releases)
- [Commits](microsoft/playwright@v1.54.1...v1.56.1)

---
updated-dependencies:
- dependency-name: "@playwright/test"
  dependency-version: 1.56.1
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

apps/site/package.json

@@ -84,7 +84,7 @@
     "@next/eslint-plugin-next": "15.5.4",
     "@node-core/remark-lint": "workspace:*",
     "@opennextjs/cloudflare": "^1.6.4",
-    "@playwright/test": "^1.54.1",
+    "@playwright/test": "^1.56.1",
     "@testing-library/user-event": "~14.6.1",
     "@types/mdast": "^4.0.4",
     "@types/mdx": "^2.0.13",