Re-added `ATAppRatingFlowUserAgreedToRateAppNotification` on ATConnect (formerly on ATAppRatingFlow).
CC 5809ee574928868106240c8445ee25fcab0fe08f
Fixes IOS-491
Re-added `ATSurveySentNotification` on ATConnect (formerly on ATSurveys).
Did not re-add `ATSurveyNewSurveyAvailableNotification`, as that cannot be determined via the Engagement framework.
CC cc1333907a2a4b56bcad73b59aaf9bd035aad601
Fixes IOS-491