Update windows.foundation.h to collections headers specificially (#224)

Author: smk2007

Tools/WinMLRunner/src/Common.h

@@ -5,7 +5,7 @@
 // unknown.h needs to be inlcuded before any winrt headers
 #include <unknwn.h>
 #include <winrt/Windows.AI.MachineLearning.h>
-#include <winrt/Windows.Foundation.h>
+#include <winrt/Windows.Foundation.Collections.h>
 #include <winrt/Windows.Media.h>
 #include <winrt/Windows.Graphics.Imaging.h>
 #include <winrt/Windows.Media.h>