Revert "Sets up simulcast for 2 layers."
Revert "Sets up simulcast for 2 layers."

This reverts commit b2993d8cf3f647c3194257eef0b21b77026b7bef.

nevermind-corp/ljm,jiyeyuran/lib-jitsi-meet,jitsi/lib-jitsi-meet,dmurtari/lib-jitsi-meet,adambowles/lib-jitsi-meet,jitsi/lib-jitsi-meet,adambowles/lib-jitsi-meet,dmurtari/lib-jitsi-meet,damencho/lib-jitsi-meet