docs: SD implementations do not have to only send new/changed target groups (#3713)
docs: SD implementations do not have to only send new/changed target groups (#3713)


alileza/prometheus,GoogleCloudPlatform/prometheus,Conorbro/prometheus,Conorbro/prometheus,keegancsmith/prometheus,GoogleCloudPlatform/prometheus,kangwoo/prometheus,alileza/prometheus,keegancsmith/prometheus,alileza/prometheus,amorken/prometheus,GoogleCloudPlatform/prometheus,GoogleCloudPlatform/prometheus,prometheus/prometheus,kangwoo/prometheus,Gouthamve/prometheus,keegancsmith/prometheus,Gouthamve/prometheus,alileza/prometheus,prometheus/prometheus,prometheus/prometheus,GoogleCloudPlatform/prometheus,amorken/prometheus,prometheus/prometheus,prometheus/prometheus,amorken/prometheus,kangwoo/prometheus,Gouthamve/prometheus,amorken/prometheus,alileza/prometheus,Conorbro/prometheus,Gouthamve/prometheus,keegancsmith/prometheus,keegancsmith/prometheus,Conorbro/prometheus,kangwoo/prometheus