chore: downgrade jest due to problems

Author: artus9033

apps/RNApp/package.json

@@ -45,7 +45,7 @@
     "@types/react": "^19.2.0",
     "@types/react-test-renderer": "^19.1.0",
     "eslint": "^9.39.3",
-    "jest": "^30.3.0",
+    "jest": "^29.7.0",
     "prettier": "^3.8.1",
     "react-native-monorepo-config": "^0.3.3",
     "react-test-renderer": "19.2.3",