Time to update ffmpeg

Move to ffmpeg 6.0, as libstvav1 as made their API incompatible with 5.x
Update Topaz support and documentation.
Add fdk-acc
Get apply handbrake changes where needed, patch location has changed

What's Changed

• add fdk-aac and dependancies by @malouf-dev in #13
• docs: fix link to HandBrake patch by @mrienstra in #14

New Contributors

• @malouf-dev made their first contribution in #13
• @mrienstra made their first contribution in #14

Full Changelog: 2.5.1...3.0