Please clarify license of included components

[ngie-eign]

A quick glance says this project is likely MIT licensed, but that would be nice to have explicitly spelled out in the repo.

[teohhanhui]

https://github.com/AsahiLinux/muvm/blob/main/crates/muvm/LICENSE

[ngie-eign]

@teohhanhui : I understand -- it's just not linked from the main project page :).