chore(deps-dev): bump the development group across 1 directory with 6 updates

Bumps the development group with 5 updates in the / directory:

| Package | From | To |
| --- | --- | --- |
| [@vitest/coverage-istanbul](https://github.com/vitest-dev/vitest/tree/HEAD/packages/coverage-istanbul) | `1.4.0` | `1.6.0` |
| [esbuild](https://github.com/evanw/esbuild) | `0.20.2` | `0.21.4` |
| [prettier](https://github.com/prettier/prettier) | `3.2.5` | `3.3.0` |
| [rimraf](https://github.com/isaacs/rimraf) | `5.0.5` | `5.0.7` |
| [vitest-when](https://github.com/mcous/vitest-when) | `0.3.1` | `0.4.0` |



Updates `@vitest/coverage-istanbul` from 1.4.0 to 1.6.0
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v1.6.0/packages/coverage-istanbul)

Updates `esbuild` from 0.20.2 to 0.21.4
- [Release notes](https://github.com/evanw/esbuild/releases)
- [Changelog](https://github.com/evanw/esbuild/blob/main/CHANGELOG.md)
- [Commits](evanw/esbuild@v0.20.2...v0.21.4)

Updates `prettier` from 3.2.5 to 3.3.0
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/main/CHANGELOG.md)
- [Commits](prettier/prettier@3.2.5...3.3.0)

Updates `rimraf` from 5.0.5 to 5.0.7
- [Changelog](https://github.com/isaacs/rimraf/blob/main/CHANGELOG.md)
- [Commits](isaacs/rimraf@v5.0.5...v5.0.7)

Updates `vitest` from 1.4.0 to 1.6.0
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v1.6.0/packages/vitest)

Updates `vitest-when` from 0.3.1 to 0.4.0
- [Commits](mcous/vitest-when@v0.3.1...v0.4.0)

---
updated-dependencies:
- dependency-name: "@vitest/coverage-istanbul"
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: development
- dependency-name: esbuild
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: development
- dependency-name: prettier
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: development
- dependency-name: rimraf
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: development
- dependency-name: vitest
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: development
- dependency-name: vitest-when
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: development
...

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Author: dependabot[bot]