renamed release testing scripts (#52541)

Summary:
Use a more suitable name for the [scripts used in the release process](https://github.com/reactwg/react-native-releases/blob/main/docs/guide-release-testing.md) to generate a testing project to test a new React Native release against.
```diff
- test-e2e-local
+ test-release-local
```
## Changelog:
[INTERNAL]

Pull Request resolved: https://github.com/facebook/react-native/pull/52541

Test Plan:
`yarn test-release-local-clean` works the same way:
<img width="1177" height="161" alt="Screenshot 2025-07-10 at 17 54 50" src="https://github.com/user-attachments/assets/5efe30c6-a738-476e-a670-696959e9a0fc" />

`yarn test-release-local` works the same way:
<img width="1077" height="395" alt="Screenshot 2025-07-10 at 17 59 29" src="https://github.com/user-attachments/assets/fe6c6443-9316-4ed0-b6dc-51de5ffb109c" />

Reviewed By: cipolleschi

Differential Revision: D78150648

Pulled By: vzaidman

fbshipit-source-id: 471715da271d03bc2a35afbda02074bf71f62734