chore(deps): update dependency wait-for-expect to v4

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

packages/backend-defaults/package.json

@@ -220,7 +220,7 @@
     "msw": "^1.0.0",
     "node-mocks-http": "^1.0.0",
     "supertest": "^7.0.0",
-    "wait-for-expect": "^3.0.2"
+    "wait-for-expect": "^4.0.0"
   },
   "peerDependencies": {
     "@google-cloud/cloud-sql-connector": "^1.4.0",

packages/backend-dynamic-feature-service/package.json

@@ -84,7 +84,7 @@
     "@backstage/repo-tools": "workspace:^",
     "@types/express": "^4.17.6",
     "triple-beam": "^1.4.1",
-    "wait-for-expect": "^3.0.2"
+    "wait-for-expect": "^4.0.0"
   },
   "configSchema": "config.d.ts"
 }