[Suggestion] Add an update section

[ghost]

An update section to update cemui, cemu, cemuhook, and graphics packs from the slashiee github.

[mrjvs]

This is a good suggestion but we wont be able to provide it right now. We will do this on a later date.

[mrjvs]

and also, cemui auto-updates already. its just not used for source and alpha/beta versions.