isl: trivial include-what-you-want cleanups

Noticed while skimming through the files.

Signed-off-by: Emil Velikov <emil.velikov@collabora.com>
Reviewed-by: Chad Versace <chadversary@chromium.org>

src/intel/isl/isl_gen4.h

@@ -23,7 +23,7 @@
 
 #pragma once
 
-#include "isl_priv.h"
+#include "isl.h"
 
 #ifdef __cplusplus
 extern "C" {

src/intel/isl/isl_gen6.h

@@ -23,7 +23,7 @@
 
 #pragma once
 
-#include "isl_priv.h"
+#include "isl.h"
 
 #ifdef __cplusplus
 extern "C" {

src/intel/isl/isl_gen7.h

@@ -23,7 +23,7 @@
 
 #pragma once
 
-#include "isl_priv.h"
+#include "isl.h"
 
 #ifdef __cplusplus
 extern "C" {

src/intel/isl/isl_gen8.h

@@ -23,7 +23,7 @@
 
 #pragma once
 
-#include "isl_priv.h"
+#include "isl.h"
 
 #ifdef __cplusplus
 extern "C" {

src/intel/isl/isl_gen9.h

@@ -23,7 +23,7 @@
 
 #pragma once
 
-#include "isl_priv.h"
+#include "isl.h"
 
 #ifdef __cplusplus
 extern "C" {