Bump undici, @miniflare/cache, @miniflare/core and @miniflare/web-soc…

…kets

Bumps [undici](https://github.com/nodejs/undici), [@miniflare/cache](https://github.com/cloudflare/miniflare/tree/HEAD/packages/cache), [@miniflare/core](https://github.com/cloudflare/miniflare/tree/HEAD/packages/core) and [@miniflare/web-sockets](https://github.com/cloudflare/miniflare/tree/HEAD/packages/web-sockets). These dependencies needed to be updated together.

Updates `undici` from 5.28.2 to 5.28.4
- [Release notes](https://github.com/nodejs/undici/releases)
- [Commits](nodejs/undici@v5.28.2...v5.28.4)

Updates `@miniflare/cache` from 2.14.2 to 2.14.4
- [Release notes](https://github.com/cloudflare/miniflare/releases)
- [Changelog](https://github.com/cloudflare/miniflare/blob/master/docs/CHANGELOG.md)
- [Commits](https://github.com/cloudflare/miniflare/commits/v2.14.4/packages/cache)

Updates `@miniflare/core` from 2.14.2 to 2.14.4
- [Release notes](https://github.com/cloudflare/miniflare/releases)
- [Changelog](https://github.com/cloudflare/miniflare/blob/master/docs/CHANGELOG.md)
- [Commits](https://github.com/cloudflare/miniflare/commits/v2.14.4/packages/core)

Updates `@miniflare/web-sockets` from 2.14.2 to 2.14.4
- [Release notes](https://github.com/cloudflare/miniflare/releases)
- [Changelog](https://github.com/cloudflare/miniflare/blob/master/docs/CHANGELOG.md)
- [Commits](https://github.com/cloudflare/miniflare/commits/v2.14.4/packages/web-sockets)

---
updated-dependencies:
- dependency-name: undici
  dependency-type: indirect
- dependency-name: "@miniflare/cache"
  dependency-type: indirect
- dependency-name: "@miniflare/core"
  dependency-type: indirect
- dependency-name: "@miniflare/web-sockets"
  dependency-type: indirect
...

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