build(deps-dev): bump the npm group with 6 updates

Bumps the npm group with 6 updates:

| Package | From | To |
| --- | --- | --- |
| [cssnano](https://github.com/cssnano/cssnano) | `6.0.1` | `6.0.3` |
| [markdown-it](https://github.com/markdown-it/markdown-it) | `13.0.2` | `14.0.0` |
| [postcss](https://github.com/postcss/postcss) | `8.4.31` | `8.4.33` |
| [postcss-import](https://github.com/postcss/postcss-import) | `15.1.0` | `16.0.0` |
| [simple-icons](https://github.com/simple-icons/simple-icons) | `9.19.0` | `11.1.0` |
| [tailwindcss](https://github.com/tailwindlabs/tailwindcss) | `3.3.5` | `3.4.1` |


Updates `cssnano` from 6.0.1 to 6.0.3
- [Release notes](https://github.com/cssnano/cssnano/releases)
- [Commits](https://github.com/cssnano/cssnano/compare/[email protected]@6.0.3)

Updates `markdown-it` from 13.0.2 to 14.0.0
- [Changelog](https://github.com/markdown-it/markdown-it/blob/master/CHANGELOG.md)
- [Commits](markdown-it/markdown-it@13.0.2...14.0.0)

Updates `postcss` from 8.4.31 to 8.4.33
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.4.31...8.4.33)

Updates `postcss-import` from 15.1.0 to 16.0.0
- [Release notes](https://github.com/postcss/postcss-import/releases)
- [Changelog](https://github.com/postcss/postcss-import/blob/master/CHANGELOG.md)
- [Commits](postcss/postcss-import@15.1.0...16.0.0)

Updates `simple-icons` from 9.19.0 to 11.1.0
- [Release notes](https://github.com/simple-icons/simple-icons/releases)
- [Commits](simple-icons/simple-icons@9.19.0...11.1.0)

Updates `tailwindcss` from 3.3.5 to 3.4.1
- [Release notes](https://github.com/tailwindlabs/tailwindcss/releases)
- [Changelog](https://github.com/tailwindlabs/tailwindcss/blob/master/CHANGELOG.md)
- [Commits](tailwindlabs/tailwindcss@v3.3.5...v3.4.1)

---
updated-dependencies:
- dependency-name: cssnano
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: npm
- dependency-name: markdown-it
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: npm
- dependency-name: postcss
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: npm
- dependency-name: postcss-import
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: npm
- dependency-name: simple-icons
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: npm
- dependency-name: tailwindcss
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: npm
...

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