fix(keybinds): disallow combos for minecraft keybinds

[saadndm]

Description

fix(keybinds): disallow combos for minecraft keybinds

• Currently users can set combo keybinds for defualt MC keybinds, but they dont work correctly since MC keybinds don't accept combos
• Reflect vanilla behaviour for minecraft default keybinds, dont let users set combos for them

fix(keybinds): allow reset to default for minecraft keybinds

• Reset to default did not work for default MC keybinds
• This captures default to make it work

Checklist

• I made a clear description of what was changed
• I stated why these changes were necessary
• I made sure these changes are backwards compatible
• This pull request is for one feature/bug fix