clocksource: sh_tmu: Sort headers alphabetically

This helps locating duplicates and inserting new headers.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>

drivers/clocksource/sh_tmu.c

@@ -13,23 +13,23 @@
  * GNU General Public License for more details.
  */
 
+#include <linux/clk.h>
+#include <linux/clockchips.h>
+#include <linux/clocksource.h>
+#include <linux/delay.h>
+#include <linux/err.h>
 #include <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/spinlock.h>
 #include <linux/interrupt.h>
-#include <linux/ioport.h>
-#include <linux/delay.h>
 #include <linux/io.h>
-#include <linux/clk.h>
+#include <linux/ioport.h>
 #include <linux/irq.h>
-#include <linux/err.h>
-#include <linux/clocksource.h>
-#include <linux/clockchips.h>
-#include <linux/sh_timer.h>
-#include <linux/slab.h>
 #include <linux/module.h>
+#include <linux/platform_device.h>
 #include <linux/pm_domain.h>
 #include <linux/pm_runtime.h>
+#include <linux/sh_timer.h>
+#include <linux/slab.h>
+#include <linux/spinlock.h>
 
 enum sh_tmu_model {
 	SH_TMU_LEGACY,