staging: rtl8192u: ieee80211: Fix space required after }.

This was reported in checkpatch.pl:
ERROR: space required after that close brace '}'

Changes in v2:
add space after close brace '}' also at line 35, before it
was only for 34.

Signed-off-by: Valerio Genovese <valerio.click@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>