Staging: rtl8188eu: Fixed required spaces after ',' and around '=' and '=='

This patch fixes all spaces required after ',' and around '=' aswell as '=='
checkpatch.pl errors for rtl8188eu.

Signed-off-by: Tim Jester-Pfadt <t.jp@gmx.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>