Bump tar and just-scripts in /Modules/@babylonjs/react-native-windows

Removes [tar](https://github.com/isaacs/node-tar). It's no longer used after updating ancestor dependency [just-scripts](https://github.com/microsoft/just). These dependencies need to be updated together.


Removes `tar`

Updates `just-scripts` from 0.44.8 to 2.5.0
- [Commits](https://github.com/microsoft/just/commits/just-scripts_v2.5.0)

---
updated-dependencies:
- dependency-name: tar
  dependency-version: 
  dependency-type: indirect
- dependency-name: just-scripts
  dependency-version: 2.5.0
  dependency-type: direct:development
...

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Author: dependabot[bot]