Add Daita toggle in GUI on Linux

Author: MarkusPettersson98

gui/src/renderer/components/WireguardSettings.tsx

@@ -99,7 +99,7 @@ export default function WireguardSettings() {
                   <Udp2tcpPortSetting />
                 </Cell.Group>
 
-                {window.env.platform === 'win32' && (
+                {(window.env.platform === 'linux' || window.env.platform === 'win32') && (
                   <Cell.Group>
                     <DaitaSettings />
                   </Cell.Group>