dash segmenter: do not put avc3 with bs multi
dash segmenter: do not put avc3 with bs multi

rbouqueau/gpac_brew_travis,rbouqueau/gpac,aymanelyaagoubi/gpac,porcelijn/gpac,gpac/gpac,gpac/gpac,emmanouil/gpac,emmanouil/gpac,rauf/gpac,rbouqueau/gpac_brew_travis,nguyen-viet-thanh-trung/gpac,RodolpheFouquet/gpac,RodolpheFouquet/gpac,rbouqueau/gpac,RodolpheFouquet/gpac,Bevara/Access-open,rauf/gpac,nguyen-viet-thanh-trung/gpac,RodolpheFouquet/gpac,rbouqueau/gpac_brew_travis,ARSekkat/gpac,emmanouil/gpac,ARSekkat/gpac,rbouqueau/gpac_brew_travis,rauf/gpac,emmanouil/gpac,ARSekkat/gpac,rbouqueau/gpac,gpac/gpac,porcelijn/gpac,rbouqueau/gpac,nguyen-viet-thanh-trung/gpac,rbouqueau/gpac,emmanouil/gpac,rbouqueau/gpac,rbouqueau/gpac,Bevara/Access-open,aymanelyaagoubi/gpac,nguyen-viet-thanh-trung/gpac,Bevara/Access-open,aymanelyaagoubi/gpac,rbouqueau/gpac,Bevara/Access-open,aymanelyaagoubi/gpac,ARSekkat/gpac,aymanelyaagoubi/gpac,gpac/gpac,nguyen-viet-thanh-trung/gpac,gpac/gpac,vladimir-kazakov/gpac,RodolpheFouquet/gpac,Bevara/Access-open,emmanouil/gpac,porcelijn/gpac,gpac/gpac,RodolpheFouquet/gpac,vladimir-kazakov/gpac,Bevara/Access-open,porcelijn/gpac,rauf/gpac,porcelijn/gpac,vladimir-kazakov/gpac,gpac/gpac,vladimir-kazakov/gpac,vladimir-kazakov/gpac,porcelijn/gpac,vladimir-kazakov/gpac,rauf/gpac,ARSekkat/gpac,aymanelyaagoubi/gpac,nguyen-viet-thanh-trung/gpac,gpac/gpac,rbouqueau/gpac_brew_travis,rbouqueau/gpac_brew_travis,ARSekkat/gpac,rauf/gpac