Bump websocket-extensions from 0.1.3 to 0.1.4 in /test/dummy_webpacker3#1071

BookOfGreg merged 1 commit intomasterreactjs/react-rails:masterfrom

dependabot/npm_and_yarn/test/dummy_webpacker3/websocket-extensions-0.1.4reactjs/react-rails:dependabot/npm_and_yarn/test/dummy_webpacker3/websocket-extensions-0.1.4Copy head branch name to clipboard