Bump github.com/prometheus/client_golang from 1.12.1 to 1.13.0#8

dependabot[bot] wants to merge 1 commit intomasterHyclone/mt-multiserver-prometheus:masterfrom

dependabot/go_modules/github.com/prometheus/client_golang-1.13.0Hyclone/mt-multiserver-prometheus:dependabot/go_modules/github.com/prometheus/client_golang-1.13.0Copy head branch name to clipboard