nak: do not hide drm header on Android

libdrm exists on Android and drm header is needed as well. The proper
way for cross-compile now is to use "-Dallow-fallback-for=libdrm" so
that the subproject can be fetched accordingly.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/36386>

src/nouveau/compiler/nak_bindings.h

@@ -9,9 +9,7 @@
 #include "nouveau_context.h"
 #include "nouveau_device.h"
 
-#if !defined(ANDROID_STRICT)
 #include <xf86drm.h>
-#endif
 #include "drm-uapi/nouveau_drm.h"
 
 #define DRM_RS_IOCTL(FOO) \