Bump the npm group with 2 updates (#2174)

Bumps the npm group with 2 updates: [es-module-lexer](https://github.com/guybedford/es-module-lexer) and [postcss](https://github.com/postcss/postcss).


Updates `es-module-lexer` from 2.0.0 to 2.1.0
- [Release notes](https://github.com/guybedford/es-module-lexer/releases)
- [Commits](guybedford/es-module-lexer@2.0.0...2.1.0)

Updates `postcss` from 8.5.10 to 8.5.12
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.5.10...8.5.12)

---
updated-dependencies:
- dependency-name: es-module-lexer
  dependency-version: 2.1.0
  dependency-type: indirect
  update-type: version-update:semver-minor
  dependency-group: npm
- dependency-name: postcss
  dependency-version: 8.5.12
  dependency-type: indirect
  update-type: version-update:semver-patch
  dependency-group: npm
...

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Author: dependabot[bot]