Bump shell-quote and concurrently

Bumps [shell-quote](https://github.com/ljharb/shell-quote) to 1.8.4 and updates ancestor dependency [concurrently](https://github.com/open-cli-tools/concurrently). These dependencies need to be updated together.


Updates `shell-quote` from 1.8.3 to 1.8.4
- [Changelog](https://github.com/ljharb/shell-quote/blob/main/CHANGELOG.md)
- [Commits](ljharb/shell-quote@v1.8.3...v1.8.4)

Updates `concurrently` from 9.2.1 to 9.2.3
- [Release notes](https://github.com/open-cli-tools/concurrently/releases)
- [Commits](open-cli-tools/concurrently@v9.2.1...v9.2.3)

---
updated-dependencies:
- dependency-name: concurrently
  dependency-version: 10.0.3
  dependency-type: direct:production
- dependency-name: shell-quote
  dependency-version: 1.8.4
  dependency-type: indirect
...

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Author: dependabot[bot]