rewrite test files to execute imported test specs as objects

bigbluebutton-html5/tests/puppeteer/all.test.js

bigbluebutton-html5/tests/puppeteer/audio.test.js

bigbluebutton-html5/tests/puppeteer/breakout.test.js

bigbluebutton-html5/tests/puppeteer/chat.test.js

bigbluebutton-html5/tests/puppeteer/customparameters.test.js

bigbluebutton-html5/tests/puppeteer/notifications.test.js

bigbluebutton-html5/tests/puppeteer/presentation.test.js

bigbluebutton-html5/tests/puppeteer/screenshare.test.js

bigbluebutton-html5/tests/puppeteer/sharednotes.test.js

bigbluebutton-html5/tests/puppeteer/user.test.js

bigbluebutton-html5/tests/puppeteer/virtualizedlist.test.js

bigbluebutton-html5/tests/puppeteer/webcam.test.js

bigbluebutton-html5/tests/puppeteer/whiteboard.test.js