Added strict type checking to the project. (#236)

* Implement strict typing (WIP).

* changes

* Finish type checks

* Fix notification icon, matugen settings and update tsconfig.

* OSD Styling updates and added the ability to configure OSD duration.

modules/osd/icon/index.ts

@@ -1,8 +1,7 @@
-import { OSDOrientation } from "lib/types/options";
 import brightness from "services/Brightness"
 const audio = await Service.import("audio")
 
-export const OSDIcon = (ort: OSDOrientation) => {
+export const OSDIcon = () => {
     return Widget.Box({
         class_name: "osd-icon-container",
         hexpand: true,