Bump @react-native/metro-config in /fixture/react-native

Bumps [@react-native/metro-config](https://github.com/facebook/react-native/tree/HEAD/packages/metro-config) from 0.74.85 to 0.75.1.
- [Release notes](https://github.com/facebook/react-native/releases)
- [Changelog](https://github.com/facebook/react-native/blob/main/CHANGELOG.md)
- [Commits](https://github.com/facebook/react-native/commits/v0.75.1/packages/metro-config)

---
updated-dependencies:
- dependency-name: "@react-native/metro-config"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

fixture/react-native/package.json

@@ -30,7 +30,7 @@
     "@babel/core": "^7.20.0",
     "@babel/preset-env": "^7.24.7",
     "@babel/runtime": "^7.20.0",
-    "@react-native/metro-config": "^0.74.85",
+    "@react-native/metro-config": "^0.75.1",
     "@types/jest": "^27.5.0",
     "@types/pixelmatch": "^5.2.6",
     "@types/pngjs": "^6.0.5",