Bump @playwright/mcp from 0.0.37 to 0.0.40 in /test/mcp (#286425)

Bumps [@playwright/mcp](https://github.com/microsoft/playwright-mcp) from 0.0.37 to 0.0.40.
- [Release notes](https://github.com/microsoft/playwright-mcp/releases)
- [Commits](https://github.com/microsoft/playwright-mcp/compare/v0.0.37...v0.0.40)

---
updated-dependencies:
- dependency-name: "@playwright/mcp"
  dependency-version: 0.0.40
  dependency-type: direct:production
...

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test/mcp/package.json

@@ -13,7 +13,7 @@
   },
   "dependencies": {
     "@modelcontextprotocol/sdk": "1.24.0",
-    "@playwright/mcp": "^0.0.37",
+    "@playwright/mcp": "^0.0.40",
     "cors": "^2.8.5",
     "express": "^5.2.1",
     "minimist": "^1.2.8",