completely disable shard allocation during node update
completely disable shard allocation during node update

[#112883483]

Signed-off-by: Alex Blease <8080dddb107ba8fdaf2b19caa67b7f468d70d616@pivotal.io>

logsearch/logsearch-boshrelease,axelaris/logsearch-boshrelease,cloudfoundry-community/logsearch-boshrelease,cloudfoundry-community/logsearch-boshrelease,logsearch/logsearch-boshrelease,logsearch/logsearch-boshrelease,logsearch/logsearch-boshrelease,axelaris/logsearch-boshrelease,cloudfoundry-community/logsearch-boshrelease,cloudfoundry-community/logsearch-boshrelease,axelaris/logsearch-boshrelease,axelaris/logsearch-boshrelease