Bump prometheus-client from 2.1.0 to 4.1.0#301

dependabot[bot] wants to merge 1 commit intomaingenebean/tree-planter:mainfrom

dependabot/bundler/prometheus-client-4.1.0genebean/tree-planter:dependabot/bundler/prometheus-client-4.1.0Copy head branch name to clipboard