chore(deps-dev): bump @playwright/test in /playwright (ietf-tools#5328)

Bumps [@playwright/test](https://github.com/Microsoft/playwright) from 1.28.0 to 1.31.2.
- [Release notes](https://github.com/Microsoft/playwright/releases)
- [Commits](microsoft/playwright@v1.28.0...v1.31.2)

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

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Author: dependabot[bot]

playwright/package-lock.json

@@ -7,7 +7,7 @@
     "test:debug": "playwright test --debug"
   },
   "devDependencies": {
-    "@playwright/test": "1.28.0",
+    "@playwright/test": "1.31.2",
     "eslint": "8.28.0",
     "eslint-config-standard": "17.0.0",
     "eslint-plugin-import": "2.26.0",