build(deps): bump braces and http-proxy-middleware

Bumps [braces](https://github.com/micromatch/braces) to 3.0.3 and updates ancestor dependency [http-proxy-middleware](https://github.com/chimurai/http-proxy-middleware). These dependencies need to be updated together.


Updates `braces` from 3.0.2 to 3.0.3
- [Changelog](https://github.com/micromatch/braces/blob/master/CHANGELOG.md)
- [Commits](micromatch/braces@3.0.2...3.0.3)

Updates `http-proxy-middleware` from 0.18.0 to 3.0.0
- [Release notes](https://github.com/chimurai/http-proxy-middleware/releases)
- [Changelog](https://github.com/chimurai/http-proxy-middleware/blob/master/CHANGELOG.md)
- [Commits](chimurai/http-proxy-middleware@v0.18.0...v3.0.0)

---
updated-dependencies:
- dependency-name: braces
  dependency-type: indirect
- dependency-name: http-proxy-middleware
  dependency-type: direct:development
...

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

Author: dependabot[bot]