message: Change Password Checkup description.
  Resolves
diff: {
  "dateClose": "2020-08-31",
  "dateOpen": "2019-02-05",
  - "description": "Whenever you signed in to a site, Password Checkup triggered a warning if the username and password you used were one of over 4 billion credentials that Google knew to be unsafe.",
  + "description": "Password Checkup provided a warning to users if they were using a username and password combination checked against over 4 billion credentials that Google knew to be unsafe.",
  "link": "https://9to5google.com/2020/07/30/password-checkup-chrome-extension/",
  "name": "Password Checkup extension",
  "type": "app"
  