[BEAM-8369] update link to new container docs
[BEAM-8369] update link to new container docs

robertwb/incubator-beam,robertwb/incubator-beam,chamikaramj/beam,RyanSkraba/beam,chamikaramj/beam,chamikaramj/beam,chamikaramj/beam,apache/beam,robertwb/incubator-beam,apache/beam,lukecwik/incubator-beam,apache/beam,RyanSkraba/beam,chamikaramj/beam,chamikaramj/beam,iemejia/incubator-beam,chamikaramj/beam,RyanSkraba/beam,lukecwik/incubator-beam,robertwb/incubator-beam,lukecwik/incubator-beam,chamikaramj/beam,RyanSkraba/beam,lukecwik/incubator-beam,apache/beam,RyanSkraba/beam,apache/beam,robertwb/incubator-beam,apache/beam,lukecwik/incubator-beam,robertwb/incubator-beam,apache/beam,robertwb/incubator-beam,robertwb/incubator-beam,apache/beam,robertwb/incubator-beam,RyanSkraba/beam,chamikaramj/beam,iemejia/incubator-beam,robertwb/incubator-beam,apache/beam,chamikaramj/beam,lukecwik/incubator-beam,lukecwik/incubator-beam,apache/beam,lukecwik/incubator-beam,lukecwik/incubator-beam,RyanSkraba/beam,apache/beam,lukecwik/incubator-beam