Hide ROM file extensions in file browser

[forkymcforkface]

Description

allow the user to set a simple file name mode where for example the list of roms would be simplified in the UI.

Example Filenames:
Yoshi's Story (U) (M2) [!].z64
Super Mario 64 (J) [T+Eng].n64
Banjo-Kazooie.v64

Games shown in the UI:
Yoshi's Story
Super Mario 64
Banjo-Kazooie

How to solve the problem

No response

Describe alternatives you've considered

No response

Additional context

No response

[forkymcforkface]

I can simplify the rom names myself, but removing the extension breaks the ability to play.