ffmpegGUI could use an HVIF icon

[scottmc]

Some discussion on Haiku Forums https://discuss.haiku-os.org/t/just-some-icons/12721/30 Anyone have ffmpegGUI icon ideas?

[humdingerb]

Handmaus' icon doesn't look too bad. Maybe without the mouse for lower resolutions or at all.

[andimachovec]

Done and can be closed