Bump async from 2.6.3 to 2.6.4 in /props-and-icons#36

dependabot[bot] wants to merge 1 commit intomasterfrontend-application-development-uw20/week3-code-examples:masterfrom

dependabot/npm_and_yarn/props-and-icons/async-2.6.4frontend-application-development-uw20/week3-code-examples:dependabot/npm_and_yarn/props-and-icons/async-2.6.4Copy head branch name to clipboard