build(deps-dev): bump the development-dependencies group across 1 dir…

…ectory with 2 updates

Bumps the development-dependencies group with 2 updates in the /react-nextjs directory: [eslint-config-next](https://github.com/vercel/next.js/tree/HEAD/packages/eslint-config-next) and [sass](https://github.com/sass/dart-sass).


Updates `eslint-config-next` from 14.2.13 to 15.1.3
- [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/v15.1.3/packages/eslint-config-next)

Updates `sass` from 1.79.4 to 1.83.0
- [Release notes](https://github.com/sass/dart-sass/releases)
- [Changelog](https://github.com/sass/dart-sass/blob/main/CHANGELOG.md)
- [Commits](sass/dart-sass@1.79.4...1.83.0)

---
updated-dependencies:
- dependency-name: eslint-config-next
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: development-dependencies
- dependency-name: sass
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: development-dependencies
...

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