"obs-rpm-build": Added rule for /opt/testing
"obs-rpm-build": Added rule for /opt/testing

- rpmlint needs this.

ldbox/ldbox,ldbox/ldbox,ldbox/ldbox,h113331pp/scratchbox2,h113331pp/scratchbox2,OlegGirko/ldbox,OlegGirko/ldbox,OlegGirko/ldbox,h113331pp/scratchbox2,h113331pp/scratchbox2,OlegGirko/ldbox,ldbox/ldbox,OlegGirko/ldbox,ldbox/ldbox,h113331pp/scratchbox2,h113331pp/scratchbox2,ldbox/ldbox,OlegGirko/ldbox