mfd: tps6105x: Remove linux/regulator/driver.h include

This driver makes no use of linux/regulator/driver.h which should only
be used by drivers implementing a regulator. Since it's unlikely to
ever need anything from there remove the include.

Signed-off-by: Mark Brown <[e-mail]>
Signed-off-by: Lee Jones <[e-mail]>

drivers/mfd/tps6105x.c

···
 #include <linux/spinlock.h>
 #include <linux/slab.h>
 #include <linux/err.h>
-#include <linux/regulator/driver.h>
 #include <linux/mfd/core.h>
 #include <linux/mfd/tps6105x.h>