audio/cyanrip: Update to latest commit upstream
This is labeled as 0.9.4-rc2 but with some additional commits,
additionally fixes build with FFmpeg 9.0+
Changelog:
https://github.com/cyanreg/cyanrip/compare/v0.9.3.1...f8ebf48fc0d6926796c785fe2dbd9dec54ac15a5
PR: 297360