Bump github.com/prometheus/prometheus from 0.308.1 to 0.309.1#255

beorn7 merged 1 commit intomasterprometheus/prom2json:masterfrom

dependabot/go_modules/github.com/prometheus/prometheus-0.309.1prometheus/prom2json:dependabot/go_modules/github.com/prometheus/prometheus-0.309.1Copy head branch name to clipboard