Backport of Adding support for weighted k8s service into release/1.2.x#2402

thisisnotashwin merged 10 commits intorelease/1.2.xhashicorp/consul-k8s:release/1.2.xfrom

backport/srahul3/support-for-weighted-k8s-service/implicitly-sunny-sparrowhashicorp/consul-k8s:backport/srahul3/support-for-weighted-k8s-service/implicitly-sunny-sparrowCopy head branch name to clipboard