serial: 8250_dw: Sort headers alphabetically

For the sake of better maintenance, sort included headers alphabetically.
While at it, split the serial group of headers which makes clear the
subsystem the driver belongs to.
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20220630093816.28271-1-andriy.shevchenko@linux.intel.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/tty/serial/8250/8250_dw.c

@@ -9,26 +9,27 @@
  * LCR is written whilst busy.  If it is, then a busy detect interrupt is
  * raised, the LCR needs to be rewritten and the uart status register read.
  */
+#include <linux/acpi.h>
+#include <linux/clk.h>
 #include <linux/delay.h>
 #include <linux/device.h>
 #include <linux/io.h>
 #include <linux/mod_devicetable.h>
 #include <linux/module.h>
-#include <linux/serial_8250.h>
-#include <linux/serial_reg.h>
+#include <linux/notifier.h>
 #include <linux/of.h>
 #include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
 #include <linux/property.h>
-#include <linux/workqueue.h>
-#include <linux/notifier.h>
-#include <linux/slab.h>
-#include <linux/acpi.h>
-#include <linux/clk.h>
 #include <linux/reset.h>
-#include <linux/pm_runtime.h>
+#include <linux/slab.h>
+#include <linux/workqueue.h>
 
 #include <asm/byteorder.h>
 
+#include <linux/serial_8250.h>
+#include <linux/serial_reg.h>
+
 #include "8250_dwlib.h"
 
 /* Offsets for the DesignWare specific registers */