Update docs for __meta_kubernetes_pod_uid
Update docs for __meta_kubernetes_pod_uid

Conorbro/prometheus,brancz/prometheus,prometheus/prometheus,AlekSi/prometheus,amorken/prometheus,Conorbro/prometheus,AlekSi/prometheus,alileza/prometheus,Gouthamve/prometheus,prometheus/prometheus,alileza/prometheus,amorken/prometheus,Gouthamve/prometheus,brancz/prometheus,GoogleCloudPlatform/prometheus,Conorbro/prometheus,amorken/prometheus,GoogleCloudPlatform/prometheus,amorken/prometheus,alileza/prometheus,keegancsmith/prometheus,prometheus/prometheus,kangwoo/prometheus,GoogleCloudPlatform/prometheus,brancz/prometheus,AlekSi/prometheus,Stackdriver/stackdriver-prometheus,prometheus/prometheus,brancz/prometheus,kangwoo/prometheus,Stackdriver/stackdriver-prometheus,Gouthamve/prometheus,Gouthamve/prometheus,alileza/prometheus,AlekSi/prometheus,prometheus/prometheus,kangwoo/prometheus,keegancsmith/prometheus,Stackdriver/stackdriver-prometheus,GoogleCloudPlatform/prometheus,kangwoo/prometheus,alileza/prometheus,GoogleCloudPlatform/prometheus,keegancsmith/prometheus,keegancsmith/prometheus,Stackdriver/stackdriver-prometheus,keegancsmith/prometheus,Conorbro/prometheus