Fix auto-update exiting too fast (#2721)

Signed-off-by: Jari Kolehmainen <jari.kolehmainen@gmail.com>

src/main/app-updater.ts

@@ -4,7 +4,7 @@ import { isDevelopment, isPublishConfigured, isTestEnv } from "../common/vars";
 import { delay } from "../common/utils";
 import { areArgsUpdateAvailableToBackchannel, AutoUpdateLogPrefix, broadcastMessage, onceCorrect, UpdateAvailableChannel, UpdateAvailableToBackchannel } from "../common/ipc";
 import { once } from "lodash";
-import { app, ipcMain } from "electron";
+import { ipcMain } from "electron";
 
 let installVersion: null | string = null;
 
@@ -17,7 +17,6 @@ function handleAutoUpdateBackChannel(event: Electron.IpcMainEvent, ...[arg]: Upd
     if (arg.now) {
       logger.info(`${AutoUpdateLogPrefix}: User chose to update now`);
       autoUpdater.quitAndInstall(true, true);
-      app.exit(); // this is needed for the installer not to fail on windows.
     } else {
       logger.info(`${AutoUpdateLogPrefix}: User chose to update on quit`);
       autoUpdater.autoInstallOnAppQuit = true;