The customer notification for Jira Service Desk newly created projects for comment on transition is coming doubled (Public Comment notification)

Summary

The customer notification for Jira Service Desk newly created projects for comment on transition is coming doubled (Public Comment notification), the customer receives the same information twice on a notification email:

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Reply above this line.

User commented:

The summary is magic.

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User commented:

The summary is magic.

Steps to reproduce

1. Create a Jira Service Desk project of any of the available templates.
2. Raise a ticket and make a transition with a screen to add a comment together.

Expected behaviour

A notification is triggered for the transition comment through email.

Actual result

Two notifications are triggered for the transition comment through email.

Notes

Normal comments on the issue do not trigger the bug.
Automation that sends email also sends duplicated message on the email body.