dont use console write line in updater

src/PixiEditor.UpdateInstaller.Exe/Program.cs

@@ -58,7 +58,7 @@ finally
                 }
                 else
                 {
-                    Console.WriteLine("PixiEditor executable not found.");
+                    log.AppendLine("PixiEditor executable not found.");
                 }
             }
         }

src/PixiEditor.UpdateInstaller/PixiEditor.UpdateInstaller/ViewModels/UpdateController.cs

@@ -41,7 +41,6 @@ public class UpdateController
         {
             Installer = new UpdateModule.UpdateInstaller(files[0], UpdateDirectory);
             log.AppendLine($"Installing update from {files[0]} to {UpdateDirectory}");
-            Console.WriteLine("Installing update, DO NOT CLOSE THIS WINDOW");
             Installer.Install(log);
         }
     }