NPM: Bump the npm-dependencies group with 3 updates

Bumps the npm-dependencies group with 3 updates: [vega](https://github.com/vega/vega), [prettier](https://github.com/prettier/prettier) and [stylelint](https://github.com/stylelint/stylelint).


Updates `vega` from 5.31.0 to 5.32.0
- [Release notes](https://github.com/vega/vega/releases)
- [Commits](vega/vega@v5.31.0...v5.32.0)

Updates `prettier` from 3.5.2 to 3.5.3
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/main/CHANGELOG.md)
- [Commits](prettier/prettier@3.5.2...3.5.3)

Updates `stylelint` from 16.14.1 to 16.15.0
- [Release notes](https://github.com/stylelint/stylelint/releases)
- [Changelog](https://github.com/stylelint/stylelint/blob/main/CHANGELOG.md)
- [Commits](stylelint/stylelint@16.14.1...16.15.0)

---
updated-dependencies:
- dependency-name: vega
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: npm-dependencies
- dependency-name: prettier
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: npm-dependencies
- dependency-name: stylelint
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: npm-dependencies
...

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Author: dependabot[bot]