Bump @playwright/test from 1.50.0 to 1.50.1 in /webui

Bumps [@playwright/test](https://github.com/microsoft/playwright) from 1.50.0 to 1.50.1.
- [Release notes](https://github.com/microsoft/playwright/releases)
- [Commits](microsoft/playwright@v1.50.0...v1.50.1)

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

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

Author: dependabot[bot]

webui/package-lock.json

@@ -37,7 +37,7 @@
     "xml-formatter": "^3.6.4"
   },
   "devDependencies": {
-    "@playwright/test": "^1.50.0",
+    "@playwright/test": "^1.50.1",
     "@rushstack/eslint-patch": "^1.10.5",
     "@types/js-yaml": "^4.0.9",
     "@types/node": "^22.13.1",