renesas_usbhs: cleanup quoted includes

A few quoted includes start with a superfluous "./". Clean up those
quoted includes.

Signed-off-by: Paul Bolle <[e-mail]>
Signed-off-by: Jiri Kosina <[e-mail]>

drivers/usb/renesas_usbhs/common.c

···
 #include <linux/pm_runtime.h>
 #include <linux/slab.h>
 #include <linux/sysfs.h>
-#include "./common.h"
+#include "common.h"
 
 /*
  *		image of renesas_usbhs

drivers/usb/renesas_usbhs/common.h

···
 
 struct usbhs_priv;
 
-#include "./mod.h"
-#include "./pipe.h"
+#include "mod.h"
+#include "pipe.h"
 
 /*
  *

drivers/usb/renesas_usbhs/fifo.c

···
 #include <linux/delay.h>
 #include <linux/io.h>
 #include <linux/scatterlist.h>
-#include "./common.h"
-#include "./pipe.h"
+#include "common.h"
+#include "pipe.h"
 
 #define usbhsf_get_cfifo(p)	(&((p)->fifo_info.cfifo))
 #define usbhsf_get_d0fifo(p)	(&((p)->fifo_info.d0fifo))

drivers/usb/renesas_usbhs/mod.c

···
  */
 #include <linux/interrupt.h>
 
-#include "./common.h"
-#include "./mod.h"
+#include "common.h"
+#include "mod.h"
 
 #define usbhs_priv_to_modinfo(priv) (&priv->mod_info)
 #define usbhs_mod_info_call(priv, func, param...)	\

drivers/usb/renesas_usbhs/mod.h

···
 
 #include <linux/spinlock.h>
 #include <linux/usb/renesas_usbhs.h>
-#include "./common.h"
+#include "common.h"
 
 /*
  *	struct

drivers/usb/renesas_usbhs/pipe.c

···
  */
 #include <linux/delay.h>
 #include <linux/slab.h>
-#include "./common.h"
-#include "./pipe.h"
+#include "common.h"
+#include "pipe.h"
 
 /*
  *		macros

drivers/usb/renesas_usbhs/pipe.h

···
 #ifndef RENESAS_USB_PIPE_H
 #define RENESAS_USB_PIPE_H
 
-#include "./common.h"
-#include "./fifo.h"
+#include "common.h"
+#include "fifo.h"
 
 /*
  *	struct