Bump github.com/ethereum/go-ethereum from 1.14.8 to 1.16.8 in /dcrdex#133

dependabot[bot] wants to merge 1 commit intomasterdecred/release:masterfrom

dependabot/go_modules/dcrdex/github.com/ethereum/go-ethereum-1.16.8decred/release:dependabot/go_modules/dcrdex/github.com/ethereum/go-ethereum-1.16.8Copy head branch name to clipboard