Bump semver and react-scripts in /05-mixins/a-floatingbox#260

dependabot[bot] wants to merge 1 commit intomasterModusCreateOrg/extjs-reactjs-examples:masterfrom

dependabot/npm_and_yarn/05-mixins/a-floatingbox/semver-and-react-scripts-7.5.3ModusCreateOrg/extjs-reactjs-examples:dependabot/npm_and_yarn/05-mixins/a-floatingbox/semver-and-react-scripts-7.5.3Copy head branch name to clipboard