spi: omap-100k: Drop include

The OMAP-100k driver includes <linux/gpio.h> but does not
use any symbols from it, so drop the include.

Signed-off-by: Linus Walleij <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>

Author: linusw

drivers/spi/spi-omap-100k.c

@@ -19,7 +19,6 @@
 #include <linux/err.h>
 #include <linux/clk.h>
 #include <linux/io.h>
-#include <linux/gpio.h>
 #include <linux/slab.h>
 
 #include <linux/spi/spi.h>