drm/amd/display: remove duplicate included header files

resource.h is included more than once.
Signed-off-by: ye xingchen <ye.xingchen@zte.com.cn>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c

@@ -47,7 +47,6 @@
 #include "link/link_dp_training_auxless.h"
 #include "link/link_dp_phy.h"
 #include "link/link_dp_capability.h"
-#include "resource.h"
 #define DC_LOGGER \
 	link->ctx->logger