Bump miniflare and @shopify/cli-hydrogen

Removes [miniflare](/~https://github.com/cloudflare/workers-sdk/tree/HEAD/packages/miniflare). It's no longer used after updating ancestor dependency [@shopify/cli-hydrogen](/~https://github.com/Shopify/cli). These dependencies need to be updated together.


Removes `miniflare`

Updates `@shopify/cli-hydrogen` from 6.1.1 to 9.0.2
- [Release notes](/~https://github.com/Shopify/cli/releases)
- [Commits](/~https://github.com/Shopify/cli/commits)

---
updated-dependencies:
- dependency-name: miniflare
  dependency-type: indirect
- dependency-name: "@shopify/cli-hydrogen"
  dependency-type: direct:production
...

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