(Feature Request) Add AV1 in HW+ Decoder Setting and More

Release the Next Version of MXPlayer Custom Codec with an Updated FFmpeg Version to 8.0, Enhanced FLV v2 (Flash Video), an Updated dav1d version to 1.5.1, Hardware Decoding of H.266/VVC (Versitile Video Coding) and More, compatibility with MXPlayer Versions 1.35.x-2.0.x Beta, and Support for New Audio and Video Codecs Supported in the Full Build of FFmpeg Version 8.0.

Thanks,
Glen Edwards 