mediafoundation: get device vendor id, device id, and driver version

Reviewed-by: Yubo Xie <yuboxie@microsoft.com>
Reviewed-by: Sil Vilerino <sivileri@microsoft.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/35219>

src/gallium/frontends/mediafoundation/codecapi.cpp

@@ -925,7 +925,7 @@ CDX12EncHMFT::SetValue( const GUID *Api, VARIANT *Value )
    else if( *Api == CODECAPI_AVLowLatencyMode )
    {
       // TODO: remove this code path when we clarify whether this is supported on AMD.
-      if( m_EncoderCapabilities.m_deviceVendor == "AMD" )
+      if( m_deviceVendor == "AMD" )
       {
          debug_printf( "[dx12 hmft 0x%p] Device vendor is AMD, ignore LowLatency Settings\n", this );
          m_bLowLatency = TRUE;