Tray: Add left click hide/show feature (#404)

Co-authored-by: V <vendicated@riseup.net>

src/shared/settings.d.ts

@@ -20,7 +20,7 @@ export interface Settings {
     arRPC?: boolean;
     appBadge?: boolean;
     disableMinSize?: boolean;
-
+    clickTrayToShowHide?: boolean;
     /** @deprecated use customTitleBar */
     discordWindowsTitleBar?: boolean;
     customTitleBar?: boolean;