message: misc: Update license template for raven-js
diff: * Includes TraceKit
  * https://github.com/getsentry/TraceKit
  *
  - * Copyright <%= grunt.template.today('yyyy') %> Matt Robenolt and other contributors
  - * Released under the BSD license
  - * https://github.com/getsentry/raven-js/blob/master/LICENSE
  + * Copyright (c) <%= grunt.template.today('yyyy') %> Sentry (https://sentry.io) and individual contributors.
  + * All rights reserved.
  + * https://github.com/getsentry/sentry-javascript/blob/master/packages/raven-js/LICENSE
  *
  */
  