Remove tooltip when resetting zoom

Author: Ruben2776

Diff for: src/PicView.Avalonia/UI/TooltipHelper.cs

@@ -84,4 +84,15 @@ internal static async Task ShowTooltipMessageAsync(object message, bool center =
     {
         await ShowTooltipMessageAsync(message, center, TimeSpan.FromSeconds(2));
     }
+    
+    public static void StopTooltipMessage()
+    {
+        if (!_isRunning)
+        {
+            return;
+        }
+        _cancellationTokenSource?.Cancel();
+        _isRunning = false;
+        Dispatcher.UIThread.Invoke(() => UIHelper.GetToolTipMessage.IsVisible = false);
+    }
 }

Diff for: src/PicView.Avalonia/Views/ImageViewer.axaml.cs

@@ -393,6 +393,7 @@ public void ResetZoom(bool enableAnimations)
         }
         vm.ZoomValue = 1;
         vm.RotationAngle = 0;
+        TooltipHelper.StopTooltipMessage();
         SetTitleHelper.SetTitle(vm);
         _isZoomed = false;
     }