[ARM] pxa: fix typo in BANK_OFF() macro in gpio.h
[ARM] pxa: fix typo in BANK_OFF() macro in gpio.h

The typo was originally fixed by Mike Rapoport and missed. And is
later reported by Matthias Meier.

Signed-off-by: Matthias Meier <0de1937db83f487c35bc0beffd2ee7492028f2c4@gmx.net>
Signed-off-by: Mike Rapoport <a17fed27eaa842282862ff7c1b9c8395a26ac320@compulab.co.il>
Signed-off-by: Eric Miao <e9e0335ae43eee51396737d09983d9b25d00e51e@marvell.com>

KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs