Bump react from 16.5.2 to 16.6.3#73

dependabot-preview[bot] wants to merge 1 commit intodevmicrofeedback/microfeedback.github.io:devfrom

dependabot/npm_and_yarn/react-16.6.3microfeedback/microfeedback.github.io:dependabot/npm_and_yarn/react-16.6.3Copy head branch name to clipboard