Bump @playwright/test from 1.59.1 to 1.60.0 in /js

Bumps [@playwright/test](https://github.com/microsoft/playwright) from 1.59.1 to 1.60.0.
- [Release notes](https://github.com/microsoft/playwright/releases)
- [Commits](microsoft/playwright@v1.59.1...v1.60.0)

---
updated-dependencies:
- dependency-name: "@playwright/test"
  dependency-version: 1.60.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

js/package.json

@@ -41,7 +41,7 @@
   },
   "dependencies": {},
   "devDependencies": {
-    "@playwright/test": "^1.59.1",
+    "@playwright/test": "^1.60.0",
     "cpy": "^13.2.1",
     "esbuild": "^0.28.0",
     "lightningcss": "^1.29.3",