Team Calendars not sending email notifications

Summary

No email notification being received from Team Calendars when any of the following events occur
A new event is created
An existing event is edited
An event is deleted
The entire calendar is deleted

Steps to Reproduce

1. User A - Add a new Team Calendar
2. User B - Watch the Team Calendar added in Step 1
3. User A added an event to the Team Calendar created in Step 1

Expected Results

• Because User B is watching the Team Calendar, User B should receive email notification when a new event is created.

Actual Results

• User B is not receiving any Team Calendar notification.

Additional Information

• Even though the bug CONFCLOUD 58754 - No Email Notification being received from Team Calendars is Resolved, there are some users that are facing this issue.