drm/i915/display: include gt/intel_gt_types.h where needed

Include what you use. We need to move the compat intel_gt_types.h under
gt subdir. With this, we can drop the include from xe compat i915_drv.h.
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Acked-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/df73c0934ad21f157714a41b33b81cebd2a523a6.1717004739.git.jani.nikula@intel.com

drivers/gpu/drm/i915/display/intel_fbc.c

@@ -44,6 +44,7 @@
 #include <drm/drm_fourcc.h>
 
 #include "gem/i915_gem_stolen.h"
+#include "gt/intel_gt_types.h"
 #include "i915_drv.h"
 #include "i915_reg.h"
 #include "i915_utils.h"

drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h

@@ -22,7 +22,6 @@
 #include "i915_gpu_error.h"
 #include "i915_reg_defs.h"
 #include "i915_utils.h"
-#include "intel_gt_types.h"
 #include "intel_step.h"
 #include "intel_uncore.h"
 #include "intel_runtime_pm.h"