staging: rtl8188eu: 'infinite' loop removed

The body of this loop is executed only once, so it can be removed.
In this loop no keyword 'continue', only 'break' at the end.

Signed-off-by: Ivan Safonov <insafonov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>