Mod groups inside modpack

### Role

I make mc modpacks

### Suggestion

Add groups of mods when editing a modpack 

### Benefit

Because it will make it easier to create large modpacks.

### This suggestion is unique

- [x] I have searched the issue tracker and did not find an issue describing my suggestion, especially not one that has been rejected.

### You may use the editor below to elaborate further.

_No response_