Backport of docs - Update connectInject.logLevel docs into release/1.0.x#2884

hc-github-team-consul-core merged 3 commits intorelease/1.0.xhashicorp/consul-k8s:release/1.0.xfrom

backport/dyu/docs-connectInject-logs/terribly-fluent-lemurhashicorp/consul-k8s:backport/dyu/docs-connectInject-logs/terribly-fluent-lemurCopy head branch name to clipboard