Add missing resolution slider to video settings - Issue #1380

[AKR0SS]

Issue

• Please add the resolution slider to the settings #1380

Description

• Adds a simple slider element in Video Settings to adjust the full-screen resolution.

Known Issues

• ~~Does not dynamically set resolution without having to un-fullscreen and re-fullscreen.~~
• ~~Does not display resolution when changing settings but displays the settings index value such as 0 - 100 possible resolutions.~~

Thank you to this pr by Madis0(https://github.com/CaffeineMC/sodium-fabric/pull/957) I was able to get a foot in the door with the issue.

I am aware this is planned for 0.5.0, however, I was very bored and wanted to make my first forked pull request