mxsfb modifiers
We carry a custom patch in wlroots that works around the fact that mxsfb doesn't give explicit modifiers. This fixes it:
@martin.kepplinger would be cool to have this in 5.8 (i've pinged upstream again to hopefully get this applied there too) - i can do an MR but since you rebase i figured this might be simper - if not just let me know.