Bump the npm-dependencies group across 1 directory with 7 updates

Bumps the npm-dependencies group with 7 updates in the / directory:

| Package | From | To |
| --- | --- | --- |
| [cssnano](https://github.com/cssnano/cssnano) | `6.0.5` | `7.0.3` |
| [d3](https://github.com/d3/d3) | `7.8.5` | `7.9.0` |
| [eslint](https://github.com/eslint/eslint) | `8.57.0` | `9.6.0` |
| [postcss-import](https://github.com/postcss/postcss-import) | `16.0.1` | `16.1.0` |
| [prettier](https://github.com/prettier/prettier) | `3.2.5` | `3.3.2` |
| [rollup](https://github.com/rollup/rollup) | `4.12.0` | `4.18.0` |
| [stylelint](https://github.com/stylelint/stylelint) | `16.2.1` | `16.6.1` |



Updates `cssnano` from 6.0.5 to 7.0.3
- [Release notes](https://github.com/cssnano/cssnano/releases)
- [Commits](https://github.com/cssnano/cssnano/compare/[email protected]@7.0.3)

Updates `d3` from 7.8.5 to 7.9.0
- [Release notes](https://github.com/d3/d3/releases)
- [Changelog](https://github.com/d3/d3/blob/main/CHANGES.md)
- [Commits](d3/d3@v7.8.5...v7.9.0)

Updates `eslint` from 8.57.0 to 9.6.0
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/main/CHANGELOG.md)
- [Commits](eslint/eslint@v8.57.0...v9.6.0)

Updates `postcss-import` from 16.0.1 to 16.1.0
- [Release notes](https://github.com/postcss/postcss-import/releases)
- [Changelog](https://github.com/postcss/postcss-import/blob/master/CHANGELOG.md)
- [Commits](postcss/postcss-import@16.0.1...16.1.0)

Updates `prettier` from 3.2.5 to 3.3.2
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/main/CHANGELOG.md)
- [Commits](prettier/prettier@3.2.5...3.3.2)

Updates `rollup` from 4.12.0 to 4.18.0
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](rollup/rollup@v4.12.0...v4.18.0)

Updates `stylelint` from 16.2.1 to 16.6.1
- [Release notes](https://github.com/stylelint/stylelint/releases)
- [Changelog](https://github.com/stylelint/stylelint/blob/main/CHANGELOG.md)
- [Commits](stylelint/stylelint@16.2.1...16.6.1)

---
updated-dependencies:
- dependency-name: cssnano
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: npm-dependencies
- dependency-name: d3
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: npm-dependencies
- dependency-name: eslint
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: npm-dependencies
- dependency-name: postcss-import
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: npm-dependencies
- dependency-name: prettier
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: npm-dependencies
- dependency-name: rollup
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: npm-dependencies
- dependency-name: stylelint
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: npm-dependencies
...

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