Bump github.com/nats-io/nats-server/v2 from 2.1.8-0.20201204171240-e1b590db604e to 2.7.4#9

dependabot[bot] wants to merge 1 commit intomasterKamva/hexa-event:masterfrom

dependabot/go_modules/github.com/nats-io/nats-server/v2-2.7.4Kamva/hexa-event:dependabot/go_modules/github.com/nats-io/nats-server/v2-2.7.4Copy head branch name to clipboard