Bump react-pdf and react-notion-x

Bumps [react-pdf](https://github.com/wojtekmaj/react-pdf/tree/HEAD/packages/react-pdf) to 9.1.1 and updates ancestor dependency [react-notion-x](https://github.com/NotionX/react-notion-x). These dependencies need to be updated together.


Updates `react-pdf` from 5.7.2 to 9.1.1
- [Release notes](https://github.com/wojtekmaj/react-pdf/releases)
- [Commits](https://github.com/wojtekmaj/react-pdf/commits/v9.1.1/packages/react-pdf)

Updates `react-notion-x` from 6.16.0 to 7.2.4
- [Release notes](https://github.com/NotionX/react-notion-x/releases)
- [Commits](https://github.com/NotionX/react-notion-x/compare/[email protected])

---
updated-dependencies:
- dependency-name: react-pdf
  dependency-type: indirect
- dependency-name: react-notion-x
  dependency-type: direct:production
...

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