Bump yargs-parser and concurrently

Bumps [yargs-parser](https://github.com/yargs/yargs-parser) to 21.1.1 and updates ancestor dependency [concurrently](https://github.com/open-cli-tools/concurrently). These dependencies need to be updated together.


Updates `yargs-parser` from 11.1.1 to 21.1.1
- [Release notes](https://github.com/yargs/yargs-parser/releases)
- [Changelog](https://github.com/yargs/yargs-parser/blob/main/CHANGELOG.md)
- [Commits](yargs/yargs-parser@v11.1.1...yargs-parser-v21.1.1)

Updates `concurrently` from 4.1.0 to 8.2.2
- [Release notes](https://github.com/open-cli-tools/concurrently/releases)
- [Commits](open-cli-tools/concurrently@v4.1.0...v8.2.2)

---
updated-dependencies:
- dependency-name: yargs-parser
  dependency-type: indirect
- dependency-name: concurrently
  dependency-type: direct:development
...

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Author: dependabot[bot]