staging: exfat: remove unnecessary new line in if condition

Fix checkpatch.pl warning:

	CHECK: Logical continuations should be on the previous line

Signed-off-by: Roi Martin <jroi.martin@gmail.com>
Link: https://lore.kernel.org/r/20191030010328.10203-4-jroi.martin@gmail.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>