chore: Revert linux openExternal fix for additional tests

ui/desktop/electron-app/src/ipc/handlers.js

@@ -5,7 +5,7 @@ const boundaryCli = require('../cli/index.js');
 const sessionManager = require('../services/session-manager.js');
 const runtimeSettings = require('../services/runtime-settings.js');
 const sanitizer = require('../utils/sanitizer.js');
-const { isMac, isWindows, isLinux } = require('../helpers/platform.js');
+const { isMac, isWindows } = require('../helpers/platform.js');
 
 /**
  * Returns the current runtime origin, which is used by the main thread to
@@ -39,22 +39,10 @@ handle('openExternal', async (href) => {
     href.startsWith('http://localhost') || href.startsWith('http://127.0.0.1');
   if (isSecure || isLocalhost || isDev) {
     /**
-     * Launch browser to display documentation and to support arbitrary OIDC flows.
+     * Launch browser to display documentation and to support arbitrary OIDC flows
-     * The protocol is validated (see above).
+     * using openExternal. The protocol is validated (see above).
-     * In linux, launch application (xdg-open) does not launch browser window
-     * and fails silently. As a bypass, launch a new browser window attached
-     * to main window.
      */
-    if (isLinux()) {
+    shell.openExternal(href); /* eng-disable OPEN_EXTERNAL_JS_CHECK */
-      const browserWindow = new BrowserWindow({
-        parent: BrowserWindow.getFocusedWindow(),
-      });
-      browserWindow.loadURL(href);
-      browserWindow.show();
-    } else {
-      // openExternal is necessary to open urls in Windows and MacOS
-      shell.openExternal(href); /* eng-disable OPEN_EXTERNAL_JS_CHECK */
-    }
   } else {
     throw new Error(
       `URLs may only be opened over HTTPS in an external browser.