Bump SixLabors.ImageSharp from 2.1.10 to 2.1.11

Author: stesee

OpenXmlPowerTools/OpenXmlPowerTools.csproj

@@ -44,7 +44,7 @@
 	<ItemGroup>
 		<PackageReference Include="DocumentFormat.OpenXml" Version="3.0.2" />
 		<PackageReference Include="SixLabors.Fonts" Version="1.0.1" />
-		<PackageReference Include="SixLabors.ImageSharp" Version="2.1.10" />
+		<PackageReference Include="SixLabors.ImageSharp" Version="2.1.11" />
 		<PackageReference Include="SonarAnalyzer.CSharp" Version="10.7.0.110445">
 			<PrivateAssets>all</PrivateAssets>
 			<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>