Bump the build group with 3 updates

Bumps the build group with 3 updates: [turbo](https://github.com/vercel/turborepo), [rollup](https://github.com/rollup/rollup) and [rollup-plugin-node-externals](https://github.com/Septh/rollup-plugin-node-externals).


Updates `turbo` from 2.0.12 to 2.0.14
- [Release notes](https://github.com/vercel/turborepo/releases)
- [Changelog](https://github.com/vercel/turborepo/blob/main/release.md)
- [Commits](vercel/turborepo@v2.0.12...v2.0.14)

Updates `rollup` from 4.20.0 to 4.21.0
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](rollup/rollup@v4.20.0...v4.21.0)

Updates `rollup-plugin-node-externals` from 7.1.2 to 7.1.3
- [Release notes](https://github.com/Septh/rollup-plugin-node-externals/releases)
- [Commits](Septh/rollup-plugin-node-externals@v7.1.2...v7.1.3)

---
updated-dependencies:
- dependency-name: turbo
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: build
- dependency-name: rollup
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: build
- dependency-name: rollup-plugin-node-externals
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: build
...

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