staging: r8188eu: add space around operator in core/rtw_sreset.c

Add missing space around operator in core/rtw_sreset.c reported by
checkpatch.

CHECK: spaces preferred around that '|' (ctx:VxV)

Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20210816155818.24005-22-straube.linux@gmail.com


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