drm/i915/display: drop unnecessary includes on i915 core headers

These includes have become unnecessary. Drop them.

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://lore.kernel.org/r/6ca3be3e3fbbd99c169345c3add4b76315390e77.1747128495.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>

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

@@ -42,7 +42,6 @@
 #include <drm/drm_gem_atomic_helper.h>
 
 #include "gem/i915_gem_object.h"
-#include "i915_config.h"
 #include "i915_scheduler_types.h"
 #include "i915_vma.h"
 #include "i9xx_plane_regs.h"

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

@@ -34,7 +34,6 @@
 #include <drm/drm_print.h>
 #include <drm/drm_probe_helper.h>
 
-#include "i915_irq.h"
 #include "i915_reg.h"
 #include "intel_connector.h"
 #include "intel_crt.h"

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

@@ -105,7 +105,6 @@
 #include "intel_panel.h"
 #include "intel_pch_display.h"
 #include "intel_pch_refclk.h"
-#include "intel_pcode.h"
 #include "intel_pfit.h"
 #include "intel_pipe_crc.h"
 #include "intel_plane_initial.h"

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

@@ -13,7 +13,6 @@
 #include <drm/drm_fourcc.h>
 
 #include "hsw_ips.h"
-#include "i915_irq.h"
 #include "i915_reg.h"
 #include "i9xx_wm_regs.h"
 #include "intel_alpm.h"

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

@@ -51,7 +51,6 @@
 #include <drm/drm_probe_helper.h>
 
 #include "g4x_dp.h"
-#include "i915_irq.h"
 #include "i915_reg.h"
 #include "i915_utils.h"
 #include "intel_alpm.h"

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

@@ -7,7 +7,6 @@
 #include <drm/drm_print.h>
 #include <drm/drm_vblank.h>
 
-#include "i915_irq.h"
 #include "i915_reg.h"
 #include "i915_utils.h"
 #include "intel_crtc.h"