Fixed typo

Src/DDSTextureLoader.cpp

@@ -490,7 +490,7 @@ static DXGI_FORMAT GetDXGIFormat( const DDS_PIXELFORMAT& ddpf )
             // No DXGI format maps to ISBITMASK(0x000000ff,0x0000ff00,0x00ff0000,0x00000000) aka D3DFMT_X8B8G8R8
 
             // Note that many common DDS reader/writers (including D3DX) swap the
-            // the RED/BLUE masks for 10:10:10:2 formats. We assumme
+            // the RED/BLUE masks for 10:10:10:2 formats. We assume
             // below that the 'backwards' header mask is being used since it is most
             // likely written by D3DX. The more robust solution is to use the 'DX10'
             // header extension and specify the DXGI_FORMAT_R10G10B10A2_UNORM format directly