build(deps): bump third-party/jellyfin-web from 8e37078 to 47a2712 (#465)

Bumps [third-party/jellyfin-web](https://github.com/jellyfin/jellyfin-web) from `8e37078` to `47a2712`.
- [Release notes](https://github.com/jellyfin/jellyfin-web/releases)
- [Commits](jellyfin/jellyfin-web@8e37078...47a2712)

---
updated-dependencies:
- dependency-name: third-party/jellyfin-web
  dependency-type: direct:production
...

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