Add handling for BC6H and BC7 formats

Author: SCell555

ThumbnailProvider/ThumbnailProvider.vcxproj

@@ -102,6 +102,9 @@
   <PropertyGroup Label="Vcpkg" Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
     <VcpkgUseStatic>true</VcpkgUseStatic>
   </PropertyGroup>
+  <PropertyGroup Label="Vcpkg" Condition="'$(Configuration)'=='Debug'">
+    <VcpkgConfiguration>Debug</VcpkgConfiguration>
+  </PropertyGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
     <ClCompile>
       <Optimization>Disabled</Optimization>