deps(example): Bump the dependencies group

Bumps the dependencies group in /examples/nextjs-14-openai with 9 updates:

| Package | From | To |
| --- | --- | --- |
| [ai](https://github.com/vercel/ai) | `3.0.9` | `3.0.15` |
| [next](https://github.com/vercel/next.js) | `14.1.3` | `14.1.4` |
| [openai](https://github.com/openai/openai-node) | `4.28.4` | `4.30.0` |
| [@types/react](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/react) | `18.2.65` | `18.2.73` |
| [@types/react-dom](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/react-dom) | `18.2.21` | `18.2.23` |
| [autoprefixer](https://github.com/postcss/autoprefixer) | `10.4.18` | `10.4.19` |
| [eslint-config-next](https://github.com/vercel/next.js/tree/HEAD/packages/eslint-config-next) | `14.1.3` | `14.1.4` |
| [postcss](https://github.com/postcss/postcss) | `8.4.35` | `8.4.38` |
| [tailwindcss](https://github.com/tailwindlabs/tailwindcss) | `3.4.1` | `3.4.3` |


Updates `ai` from 3.0.9 to 3.0.15
- [Release notes](https://github.com/vercel/ai/releases)
- [Commits](https://github.com/vercel/ai/compare/[email protected]@3.0.15)

Updates `next` from 14.1.3 to 14.1.4
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v14.1.3...v14.1.4)

Updates `openai` from 4.28.4 to 4.30.0
- [Release notes](https://github.com/openai/openai-node/releases)
- [Changelog](https://github.com/openai/openai-node/blob/master/CHANGELOG.md)
- [Commits](openai/openai-node@v4.28.4...v4.30.0)

Updates `@types/react` from 18.2.65 to 18.2.73
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/react)

Updates `@types/react-dom` from 18.2.21 to 18.2.23
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/react-dom)

Updates `autoprefixer` from 10.4.18 to 10.4.19
- [Release notes](https://github.com/postcss/autoprefixer/releases)
- [Changelog](https://github.com/postcss/autoprefixer/blob/main/CHANGELOG.md)
- [Commits](postcss/autoprefixer@10.4.18...10.4.19)

Updates `eslint-config-next` from 14.1.3 to 14.1.4
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](https://github.com/vercel/next.js/commits/v14.1.4/packages/eslint-config-next)

Updates `postcss` from 8.4.35 to 8.4.38
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.4.35...8.4.38)

Updates `tailwindcss` from 3.4.1 to 3.4.3
- [Release notes](https://github.com/tailwindlabs/tailwindcss/releases)
- [Changelog](https://github.com/tailwindlabs/tailwindcss/blob/v3.4.3/CHANGELOG.md)
- [Commits](tailwindlabs/tailwindcss@v3.4.1...v3.4.3)

---
updated-dependencies:
- dependency-name: ai
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: dependencies
- dependency-name: next
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: dependencies
- dependency-name: openai
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dependencies
- dependency-name: "@types/react"
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: dependencies
- dependency-name: "@types/react-dom"
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: dependencies
- dependency-name: autoprefixer
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: dependencies
- dependency-name: eslint-config-next
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: dependencies
- dependency-name: postcss
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: dependencies
- dependency-name: tailwindcss
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: dependencies
...

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