fix: disable Browser Tab shortcuts like Ctrl+W (#1130)

Fixes #934
---------

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

src/main/mainWindow.ts

@@ -253,8 +253,7 @@ function initMenuBar(win: BrowserWindow) {
         },
         { role: "fileMenu" },
         { role: "editMenu" },
-        { role: "viewMenu" },
-        { role: "windowMenu" }
+        { role: "viewMenu" }
     ]);
 
     Menu.setApplicationMenu(menu);