Release 8.1.2-1

Attention

• The 8.1 branch targets the next major Jellyfin version 12.0, which has not yet been released.
  Use it at your own risk if you use it with the current stable version 10.11.

What's Changed

• New upstream version 8.1.2
• Fix a conflict between VPP tonemap and specific scaling mode
• Fix typos in some shader based deint filters
• Sync fixes from ffmpeg-rockchip

Full Changelog: v8.1.1-4...v8.1.2-1