staging: r8188eu: clean up spacing style issues in hal dir, part 1

Clean up spacing style issues reported by checkpatch in the first 10
files in the hal directory.

CHECK: spaces preferred around that ...
CHECK: No space is necessary after a cast

Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20210816205511.20068-2-straube.linux@gmail.com


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