build(deps): bump the npm_and_yarn group across 4 directories with 9 updates

Bumps the npm_and_yarn group with 1 update in the / directory: [brace-expansion](https://github.com/juliangruber/brace-expansion).
Bumps the npm_and_yarn group with 2 updates in the /tests/pass_through_tests directory: [brace-expansion](https://github.com/juliangruber/brace-expansion) and [ws](https://github.com/websockets/ws).
Bumps the npm_and_yarn group with 2 updates in the /tests/proxy_admin_ui_tests/ui_unit_tests directory: [brace-expansion](https://github.com/juliangruber/brace-expansion) and [form-data](https://github.com/form-data/form-data).
Bumps the npm_and_yarn group with 7 updates in the /ui/litellm-dashboard directory:

| Package | From | To |
| --- | --- | --- |
| [brace-expansion](https://github.com/juliangruber/brace-expansion) | `5.0.5` | `5.0.9` |
| [form-data](https://github.com/form-data/form-data) | `4.0.5` | `4.0.6` |
| [next](https://github.com/vercel/next.js) | `16.2.6` | `16.2.11` |
| [postcss](https://github.com/postcss/postcss) | `8.5.13` | `8.5.23` |
| [vite](https://github.com/vitejs/vite/tree/HEAD/packages/vite) | `7.3.2` | `8.2.1` |
| [vitest](https://github.com/vitest-dev/vitest/tree/HEAD/packages/vitest) | `3.2.4` | `4.1.10` |
| [sharp](https://github.com/lovell/sharp) | `0.34.5` | `0.35.3` |



Updates `brace-expansion` from 5.0.5 to 5.0.9
- [Release notes](https://github.com/juliangruber/brace-expansion/releases)
- [Commits](juliangruber/brace-expansion@v5.0.5...v5.0.9)

Updates `brace-expansion` from 1.1.14 to 1.1.18
- [Release notes](https://github.com/juliangruber/brace-expansion/releases)
- [Commits](juliangruber/brace-expansion@v5.0.5...v5.0.9)

Updates `ws` from 8.20.1 to 8.21.3
- [Release notes](https://github.com/websockets/ws/releases)
- [Commits](websockets/ws@8.20.1...8.21.3)

Updates `brace-expansion` from 5.0.5 to 5.0.9
- [Release notes](https://github.com/juliangruber/brace-expansion/releases)
- [Commits](juliangruber/brace-expansion@v5.0.5...v5.0.9)

Updates `form-data` from 4.0.5 to 4.0.6
- [Changelog](https://github.com/form-data/form-data/blob/master/CHANGELOG.md)
- [Commits](form-data/form-data@v4.0.5...v4.0.6)

Updates `brace-expansion` from 5.0.5 to 5.0.9
- [Release notes](https://github.com/juliangruber/brace-expansion/releases)
- [Commits](juliangruber/brace-expansion@v5.0.5...v5.0.9)

Updates `form-data` from 4.0.5 to 4.0.6
- [Changelog](https://github.com/form-data/form-data/blob/master/CHANGELOG.md)
- [Commits](form-data/form-data@v4.0.5...v4.0.6)

Updates `next` from 16.2.6 to 16.2.11
- [Release notes](https://github.com/vercel/next.js/releases)
- [Commits](vercel/next.js@v16.2.6...v16.2.11)

Updates `postcss` from 8.5.13 to 8.5.23
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.5.13...8.5.23)

Updates `vite` from 7.3.2 to 8.2.1
- [Release notes](https://github.com/vitejs/vite/releases)
- [Changelog](https://github.com/vitejs/vite/blob/main/packages/vite/CHANGELOG.md)
- [Commits](https://github.com/vitejs/vite/commits/v8.2.1/packages/vite)

Updates `vitest` from 3.2.4 to 4.1.10
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Changelog](https://github.com/vitest-dev/vitest/blob/main/docs/releases.md)
- [Commits](https://github.com/vitest-dev/vitest/commits/v4.1.10/packages/vitest)

Updates `vitest` from 3.2.4 to 4.1.10
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Changelog](https://github.com/vitest-dev/vitest/blob/main/docs/releases.md)
- [Commits](https://github.com/vitest-dev/vitest/commits/v4.1.10/packages/vitest)

Updates `nanoid` from 3.3.12 to 3.3.18
- [Release notes](https://github.com/ai/nanoid/releases)
- [Changelog](https://github.com/ai/nanoid/blob/3.3.18/CHANGELOG.md)
- [Commits](ai/nanoid@3.3.12...3.3.18)

Updates `sharp` from 0.34.5 to 0.35.3
- [Release notes](https://github.com/lovell/sharp/releases)
- [Commits](lovell/sharp@v0.34.5...v0.35.3)

---
updated-dependencies:
- dependency-name: brace-expansion
  dependency-version: 5.0.9
  dependency-type: indirect
  dependency-group: npm_and_yarn
- dependency-name: brace-expansion
  dependency-version: 1.1.18
  dependency-type: indirect
  dependency-group: npm_and_yarn
- dependency-name: ws
  dependency-version: 8.21.3
  dependency-type: indirect
  dependency-group: npm_and_yarn
- dependency-name: brace-expansion
  dependency-version: 5.0.9
  dependency-type: indirect
  dependency-group: npm_and_yarn
- dependency-name: form-data
  dependency-version: 4.0.6
  dependency-type: indirect
  dependency-group: npm_and_yarn
- dependency-name: brace-expansion
  dependency-version: 5.0.9
  dependency-type: indirect
  dependency-group: npm_and_yarn
- dependency-name: form-data
  dependency-version: 4.0.6
  dependency-type: indirect
  dependency-group: npm_and_yarn
- dependency-name: next
  dependency-version: 16.2.11
  dependency-type: direct:production
  dependency-group: npm_and_yarn
- dependency-name: postcss
  dependency-version: 8.5.23
  dependency-type: direct:development
  dependency-group: npm_and_yarn
- dependency-name: vite
  dependency-version: 8.2.1
  dependency-type: direct:development
  dependency-group: npm_and_yarn
- dependency-name: vitest
  dependency-version: 4.1.10
  dependency-type: direct:development
  dependency-group: npm_and_yarn
- dependency-name: vitest
  dependency-version: 4.1.10
  dependency-type: direct:development
  dependency-group: npm_and_yarn
- dependency-name: nanoid
  dependency-version: 3.3.18
  dependency-type: indirect
  dependency-group: npm_and_yarn
- dependency-name: sharp
  dependency-version: 0.35.3
  dependency-type: indirect
  dependency-group: npm_and_yarn
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]