v1.8.3
chore(functions): support NodeJS LTS v14. fix audit issues
chore(code.angularjs.org): fix robots.txt
chore(*): deploy (docs|code) .angularjs.org to Firebase via Travis
chore(code.angularjs.org): don't use trailing slashes, and don't set headers after response was sent
chore(ci): copy deployment files inside the respective Firebase directories