Resolve an issue where changes to the main window's positioning could cause the application to crash if a modal was dismissed beforehand. (#6223)

Bumps [SPB](https://github.com/marysaka/SPB) from 0.0.4-build28 to 0.0.4-build32.
- [Release notes](https://github.com/marysaka/SPB/releases)
- [Commits](https://github.com/marysaka/SPB/commits)

---
updated-dependencies:
- dependency-name: SPB
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Directory.Packages.props

@@ -45,7 +45,7 @@
     <PackageVersion Include="Silk.NET.Vulkan.Extensions.KHR" Version="2.16.0" />
     <PackageVersion Include="SixLabors.ImageSharp" Version="1.0.4" />
     <PackageVersion Include="SixLabors.ImageSharp.Drawing" Version="1.0.0-beta11" />
-    <PackageVersion Include="SPB" Version="0.0.4-build28" />
+    <PackageVersion Include="SPB" Version="0.0.4-build32" />
     <PackageVersion Include="System.Drawing.Common" Version="8.0.1" />
     <PackageVersion Include="System.IO.Hashing" Version="8.0.0" />
     <PackageVersion Include="System.Management" Version="8.0.0" />

src/Ryujinx.Ava/UI/Helpers/ContentDialogHelper.cs

@@ -336,6 +336,11 @@ namespace Ryujinx.Ava.UI.Helpers
 
                 void OverlayOnPositionChanged(object sender, PixelPointEventArgs e)
                 {
+                    if (_contentDialogOverlayWindow is null)
+                    {
+                        return;
+                    }
+
                     _contentDialogOverlayWindow.Position = parent.PointToScreen(new Point());
                 }
 

src/Ryujinx.Graphics.Gpu/Image/TextureGroup.cs

@@ -1630,12 +1630,6 @@ namespace Ryujinx.Graphics.Gpu.Image
                 return;
             }
 
-            // If size is zero, we have nothing to flush.
-            if (size == 0)
-            {
-                return;
-            }
-
             // There is a small gap here where the action is removed but _actionRegistered is still 1.
             // In this case it will skip registering the action, but here we are already handling it,
             // so there shouldn't be any issue as it's the same handler for all actions.