Bump json5, @babel/core and html-webpack-plugin in /rio-canvas#82

dependabot[bot] wants to merge 1 commit intomasterSolidStateGroup/rio:masterfrom

dependabot/npm_and_yarn/rio-canvas/json5-and-babel/core-and-html-webpack-plugin-2.2.3SolidStateGroup/rio:dependabot/npm_and_yarn/rio-canvas/json5-and-babel/core-and-html-webpack-plugin-2.2.3Copy head branch name to clipboard