Bump http-proxy-middleware and @parcel/reporter-dev-server

Removes [http-proxy-middleware](https://github.com/chimurai/http-proxy-middleware). It's no longer used after updating ancestor dependency [@parcel/reporter-dev-server](https://github.com/parcel-bundler/parcel). These dependencies need to be updated together.


Removes `http-proxy-middleware`

Updates `@parcel/reporter-dev-server` from 2.0.0 to 2.12.0
- [Release notes](https://github.com/parcel-bundler/parcel/releases)
- [Changelog](https://github.com/parcel-bundler/parcel/blob/v2/CHANGELOG.md)
- [Commits](parcel-bundler/parcel@v2.0.0...v2.12.0)

---
updated-dependencies:
- dependency-name: http-proxy-middleware
  dependency-type: indirect
- dependency-name: "@parcel/reporter-dev-server"
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>