Fixing cleandb.sh logging

Adding ":" after the l option in getopts to make th logging work.

Change-Id: I1ae7beb0d4bbfcf37c83896a379ffc40bb6608d0
Bug-Url: https://bugzilla.redhat.com/show_bug.cgi?id=1050954
Signed-off-by: Eli Mesika <emesika@redhat.com>