wsl: drop libdrm dependency

Signed-off-by: Flora Cui <flora.cui@amd.com>
Reviewed-by: Shi.Leslie <Yuliang.Shi@amd.com>
Part-of: <http://10.67.69.192/wsl/rocr-runtime/-/merge_requests/2>

wsl/libhsakmt: move drm headers to dedicated directory

to maintain a clean and organized codebase.

Signed-off-by: Flora Cui <flora.cui@amd.com>
Reviewed-by: Horatio Zhang <Hongkun.Zhang@amd.com>
Part-of: <http://10.67.69.192/wsl/rocr-runtime/-/merge_requests/3>

openclose.cpp

@@ -31,7 +31,6 @@
 #include <cstdio>
 #include <strings.h>
 #include <cassert>
-#include <amdgpu.h>
 #include "libhsakmt.h"
 
 static const char dxg_device_name[] = "/dev/dxg";