staging: wfx: Fix alignment style issue in sta.c

This change fixes a checkpatch error for "Alignment should match
open parenthesis".
Signed-off-by: Rajat Asthana <thisisrast7@gmail.com>
Link: https://lore.kernel.org/r/20210218183757.72995-1-thisisrast7@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>