staging: fbtft: correct a typo in a comment
staging: fbtft: correct a typo in a comment

Typo in a comment to register write corrected.

Signed-off-by: Anton Gerasimov <277b60feaa2697e7cd751a53eba0accb87fdfaba@openmailbox.org>
Signed-off-by: Greg Kroah-Hartman <4645f7897fd33786a2ee1264d590b3c400559d85@linuxfoundation.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs