build: bump cypress from 15.8.1 to 15.9.0 in /tests/integration/ui in the frontend-deps group (#2055)

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Author: dependabot[bot]

tests/integration/ui/package-lock.json

@@ -7,7 +7,7 @@
     "cypress:open": "cypress open"
   },
   "devDependencies": {
-    "cypress": "^15.8.1",
+    "cypress": "^15.9.0",
     "typescript": "^5.9.3"
   }
 }