Upgrade to .NET 6

Author: unknown

Bake.Snowing/Bake.Snowing.fsproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net5.0-windows</TargetFramework>
+    <TargetFramework>net6.0-windows</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>
@@ -18,7 +18,7 @@
   <ItemGroup>
     <PackageReference Include="Bake.Core" Version="1.0.0" />
     <PackageReference Include="BinPack" Version="1.0.0" />
-    <PackageReference Include="SixLabors.ImageSharp" Version="1.0.2" />
+    <PackageReference Include="SixLabors.ImageSharp" Version="1.0.4" />
     <PackageReference Include="WAVFileReader" Version="1.0.0" />
   </ItemGroup>