staging: emxx_udc: Alligned to match '('

Allignment matched to the open parenthesis to avoid the
check detected by the checkpatch.pl.

CHECK: Alignment should match open parenthesis

Signed-off-by: Anjali Menon <cse.anjalimenon@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>