Space-comma Cleanups

Multiple files have " ," instead of ", " in expressions.  This changes
them to conform to the way the rest of them are done.

Found and corrected via:
git ls-files | xargs sed --follow-symlinks -i 's/ ,d/, d/g'

Signed-off-by: Jon Mason <jon.mason@arm.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>