test: roll stable-test-runner to 1.61.0-alpha-2026-05-27 (microsoft#41018)

Co-authored-by: microsoft-playwright-automation[bot] <203992400+microsoft-playwright-automation[bot]@users.noreply.github.com>

Author: microsoft-playwright-automation[bot]

tests/playwright-test/stable-test-runner/package-lock.json

@@ -1,6 +1,6 @@
 {
   "private": true,
   "dependencies": {
-    "@playwright/test": "^1.61.0-alpha-2026-05-18"
+    "@playwright/test": "^1.61.0-alpha-2026-05-27"
   }
 }