Issue Summary

Flag notifyUsers=false not working. The users are still receiving the notifications.

Steps to Reproduce

1. Run any command (Post/delete) on the terminal and add the flag notifyUsers=false

   curl -v -u username:password -X DELETE http://INSTANCEIP:8080/rest/api/3/attachment/{10002}?notifyUsers=false

2. The users will still receive the notifications.

Expected Results

Delete the attachment without sending the notification through email.

Actual Results

The attachment is deleted, however, Jira is still sending the email notification to the users.

Workaround

Temporarily modify the notification scheme and remove all users from the Update Issue event.