drm/i915: Make pipe_offsets[] & co. u32

Using a signed type for the register offsets doesn't really
make sense. Switch to u32.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220623130900.26078-5-ville.syrjala@linux.intel.comReviewed-by: Jani Nikula <jani.nikula@intel.com>

drivers/gpu/drm/i915/intel_device_info.h

@@ -236,9 +236,9 @@ struct intel_device_info {
 		u32 mmio_offset;
 
 		/* Register offsets for the various display pipes and transcoders */
-		int pipe_offsets[I915_MAX_TRANSCODERS];
-		int trans_offsets[I915_MAX_TRANSCODERS];
-		int cursor_offsets[I915_MAX_PIPES];
+		u32 pipe_offsets[I915_MAX_TRANSCODERS];
+		u32 trans_offsets[I915_MAX_TRANSCODERS];
+		u32 cursor_offsets[I915_MAX_PIPES];
 	} display;