Bump github.com/stretchr/testify from 1.8.2 to 1.8.4#327

dependabot[bot] wants to merge 1 commit intomasteronosproject/onos-cli:masterfrom

dependabot/go_modules/github.com/stretchr/testify-1.8.4onosproject/onos-cli:dependabot/go_modules/github.com/stretchr/testify-1.8.4Copy head branch name to clipboard