Clean up duplicate includes in drivers/spi/

This patch cleans up duplicate includes in
	drivers/spi/

Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com>
Acked-by: David Brownell <david-b@pacbell.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/spi/pxa2xx_spi.c

@@ -26,7 +26,6 @@
 #include <linux/dma-mapping.h>
 #include <linux/spi/spi.h>
 #include <linux/workqueue.h>
-#include <linux/errno.h>
 #include <linux/delay.h>
 
 #include <asm/io.h>

drivers/spi/spi_bfin5xx.c

@@ -39,7 +39,6 @@
 #include <linux/dma-mapping.h>
 #include <linux/spi/spi.h>
 #include <linux/workqueue.h>
-#include <linux/errno.h>
 #include <linux/delay.h>
 
 #include <asm/io.h>