Backport of Adding support for weighted k8s service into release/1.1.x#2401

thisisnotashwin merged 10 commits intorelease/1.1.xhashicorp/consul-k8s:release/1.1.xfrom

backport/srahul3/support-for-weighted-k8s-service/virtually-magical-wasphashicorp/consul-k8s:backport/srahul3/support-for-weighted-k8s-service/virtually-magical-waspCopy head branch name to clipboard