fix(dialog): browser confirm fails with command not found (#3665)

plugins/dialog/guest-js/init.ts

@@ -19,7 +19,10 @@ window.alert = function (message: string) {
 
 // @ts-expect-error tauri does not have sync IPC :(
 window.confirm = async function (message: string) {
-  return await invoke('plugin:dialog|confirm', {
-    message: message.toString()
-  })
+  return (
+    (await invoke<string>('plugin:dialog|message', {
+      message: message.toString(),
+      buttons: 'OkCancel'
+    })) === 'Ok'
+  )
 }