makefile: update Makefile.common with newer version
makefile: update Makefile.common with newer version

Signed-off-by: prombot <37eccbe6e937a212bb1e14487f623bcbc2fac774@googlegroups.com>

prometheus/prometheus,keegancsmith/prometheus,alileza/prometheus,GoogleCloudPlatform/prometheus,GoogleCloudPlatform/prometheus,GoogleCloudPlatform/prometheus,prometheus/prometheus,Gouthamve/prometheus,prometheus/tsdb,Gouthamve/prometheus,kangwoo/prometheus,keegancsmith/prometheus,GoogleCloudPlatform/prometheus,keegancsmith/prometheus,GoogleCloudPlatform/prometheus,alileza/prometheus,keegancsmith/prometheus,alileza/prometheus,prometheus/prometheus,alileza/prometheus,Gouthamve/prometheus,Gouthamve/prometheus,kangwoo/prometheus,alileza/prometheus,keegancsmith/prometheus,prometheus/prometheus,prometheus/prometheus,kangwoo/prometheus,kangwoo/prometheus