[otci] remove debug prints (#6749)
[otci] remove debug prints (#6749)


abtink/openthread,openthread/openthread,openthread/openthread,abtink/openthread,srickardti/openthread,abtink/openthread,openthread/openthread,srickardti/openthread,jwhui/openthread,abtink/openthread,openthread/openthread,srickardti/openthread,srickardti/openthread,jwhui/openthread,jwhui/openthread,jwhui/openthread