Bump @netlify/ipx and @netlify/plugin-nextjs

Bumps [@netlify/ipx](https://github.com/netlify/netlify-ipx) to 1.2.5 and updates ancestor dependency [@netlify/plugin-nextjs](https://github.com/netlify/next-runtime). These dependencies need to be updated together. Updates `@netlify/ipx` from 0.0.7 to 1.2.5 - [Release notes](https://github.com/netlify/netlify-ipx/releases) - [Changelog](https://github.com/netlify/netlify-ipx/blob/main/CHANGELOG.md) - [Commits](netlify/netlify-ipx@v0.0.7...v1.2.5) Updates `@netlify/plugin-nextjs` from 4.0.0-beta.4 to 4.23.1 - [Release notes](https://github.com/netlify/next-runtime/releases) - [Changelog](https://github.com/netlify/next-runtime/blob/main/CHANGELOG.md) - [Commits](opennextjs/opennextjs-netlify@v4.0.0-beta.4...plugin-nextjs-v4.23.1) --- updated-dependencies: - dependency-name: "@netlify/ipx" dependency-type: indirect - dependency-name: "@netlify/plugin-nextjs" dependency-type: direct:development ... Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]