drm/xe/display: Remove i915_drv.h include

Change HAS_DISPLAY towards intel_display and remove one of the
last includes of i915_drv.h in Xe.

Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240917203243.659393-1-rodrigo.vivi@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

drivers/gpu/drm/xe/display/xe_display.c

@@ -13,7 +13,6 @@
 #include <uapi/drm/xe_drm.h>
 
 #include "soc/intel_dram.h"
-#include "i915_drv.h"		/* FIXME: HAS_DISPLAY() depends on this */
 #include "intel_acpi.h"
 #include "intel_audio.h"
 #include "intel_bw.h"
@@ -34,7 +33,7 @@
 
 static bool has_display(struct xe_device *xe)
 {
-	return HAS_DISPLAY(xe);
+	return HAS_DISPLAY(&xe->display);
 }
 
 /**