Update ImageSharp.Drawing.csproj

Author: JimBobSquarePants

src/ImageSharp.Drawing/ImageSharp.Drawing.csproj

@@ -52,8 +52,6 @@
     <None Include="..\..\shared-infrastructure\branding\icons\imagesharp.drawing\sixlabors.imagesharp.drawing.128.png" Pack="true" PackagePath="" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="SixLabors.Fonts" Version="2.0.3" />
-    <PackageReference Include="SixLabors.ImageSharp" Version="4.0.0-alpha.0.4" />
     <PackageReference Include="SixLabors.Fonts" Version="3.0.0-alpha.0.1" />
     <PackageReference Include="SixLabors.ImageSharp" Version="4.0.0-alpha.0.44" />
   </ItemGroup>