build(deps): bump github.com/prometheus/client_golang from 1.19.1 to 1.21.0#145

dependabot[bot] wants to merge 1 commit intodevelopsmartcontractkit/timelock-worker:developfrom

dependabot/go_modules/github.com/prometheus/client_golang-1.21.0smartcontractkit/timelock-worker:dependabot/go_modules/github.com/prometheus/client_golang-1.21.0Copy head branch name to clipboard