build(deps): bump github.com/ethereum/go-ethereum from 1.13.15 to 1.15.0#136

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

dependabot/go_modules/github.com/ethereum/go-ethereum-1.15.0smartcontractkit/timelock-worker:dependabot/go_modules/github.com/ethereum/go-ethereum-1.15.0Copy head branch name to clipboard