multiqueue: Break the loop immediately if we found an empty queue
multiqueue: Break the loop immediately if we found an empty queue

No need to continue looking at all the others

jpxiong/gstreamer,krichter722/gstreamer,ensonic/gstreamer,centricular/gstreamer,surround-io/gstreamer,shelsonjava/gstreamer,cfoch/gstreamer,jpakkane/gstreamer,cfoch/gstreamer,ensonic/gstreamer,krichter722/gstreamer,mparis/gstreamer,jpakkane/gstreamer,centricular/gstreamer,cablelabs/gstreamer,Lachann/gstreamer,cablelabs/gstreamer,surround-io/gstreamer,ensonic/gstreamer,StreamUtils/gstreamer,ensonic/gstreamer,surround-io/gstreamer,cablelabs/gstreamer,centricular/gstreamer,Lachann/gstreamer,mparis/gstreamer,cablelabs/gstreamer,centricular/gstreamer,jpxiong/gstreamer,cfoch/gstreamer,Lachann/gstreamer,krichter722/gstreamer,StreamUtils/gstreamer,krichter722/gstreamer,surround-io/gstreamer,mparis/gstreamer,jpxiong/gstreamer,shelsonjava/gstreamer,krichter722/gstreamer,surround-io/gstreamer,StreamUtils/gstreamer,jpakkane/gstreamer,centricular/gstreamer,cfoch/gstreamer,Lachann/gstreamer,mparis/gstreamer,ensonic/gstreamer,StreamUtils/gstreamer,Lachann/gstreamer,jpxiong/gstreamer,cablelabs/gstreamer,jpakkane/gstreamer,jpakkane/gstreamer,StreamUtils/gstreamer,jpxiong/gstreamer,mparis/gstreamer,shelsonjava/gstreamer,shelsonjava/gstreamer,cfoch/gstreamer,shelsonjava/gstreamer