Migrate to mantine v6 (#15)

* Add letter spacing to cell text

* Set window control height in px

* Add temp unused routes

* Migrate text title font weights

* Bump mantine to v6 alpha

* Migrate modals / notifications

* Increase header bar to 65px

* Adjust play button props

* Migrate various components

* Migrate various pages and root styles

* Adjust default badge padding

* Fix sidebar spacing

* Fix list header badges

* Adjust default theme

src/renderer/components/toast/index.tsx

@@ -34,7 +34,6 @@ const showToast = ({ type, ...props }: NotificationProps) => {
 
   return showNotification({
     autoClose: defaultDuration,
-    disallowClose: true,
     styles: () => ({
       closeButton: {},
       description: {