drivers/misc: Add export.h for EXPORT_SYMBOL/THIS_MODULE as required.

We will need this to avoid build failures pending a future implicit
module.h presence cleanup.

Signed-off-by: Paul Gortmaker <[e-mail]>

drivers/misc/atmel_tclib.c

···
 #include <linux/kernel.h>
 #include <linux/platform_device.h>
 #include <linux/slab.h>
+#include <linux/export.h>
 
 /* Number of bytes to reserve for the iomem resource */
 #define ATMEL_TC_IOMEM_SIZE	256

drivers/misc/sgi-gru/grukservices.c

···
 #include <linux/interrupt.h>
 #include <linux/uaccess.h>
 #include <linux/delay.h>
+#include <linux/export.h>
 #include <asm/io_apic.h>
 #include "gru.h"
 #include "grulib.h"