Bump SixLabors.ImageSharp from 2.1.10 to 2.1.11

---
updated-dependencies:
- dependency-name: SixLabors.ImageSharp
  dependency-version: 2.1.11
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

ImageProcessing.Core/ImageProcessing.Core.csproj

@@ -13,7 +13,7 @@
     <PackageReference Include="NetVips.Native" Version="8.14.0-rc1" />
     <PackageReference Include="OpenCvSharp4" Version="4.7.0.20230115" />
     <PackageReference Include="OpenCvSharp4.runtime.win" Version="4.7.0.20230115" />
-    <PackageReference Include="SixLabors.ImageSharp" Version="2.1.10" />
+    <PackageReference Include="SixLabors.ImageSharp" Version="2.1.11" />
     <PackageReference Include="SkiaSharp" Version="2.88.6" />
     <PackageReference Include="SkiaSharp.NativeAssets.Linux" Version="2.88.3" />
     <PackageReference Include="Svg" Version="3.4.4" />