feat: allow custom icons on custom modules (#351)

* feat: allow custom icons on custom modules

* Update options.ts

* Update customModules/config.ts

---------

Co-authored-by: Jas Singh <jaskiratpal.singh@outlook.com>

lib/types/customModules/kbLayout.d.ts

@@ -1,7 +1,6 @@
 import { layoutMap } from 'customModules/kblayout/layouts';
 
 export type KbLabelType = 'layout' | 'code';
-export type KbIcon = '' | '󰌌' | '' | '󰬴' | '󰗊';
 
 export type HyprctlKeyboard = {
     address: string;