Flagged message notification does not take into account users who inherit the necessary roles

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 7.3.X, Master
• Fix Version/s: 7.3.10.3 DXP SP3, 7.3.X, 7.4.3.5 CE GA5, 7.4.13 DXP U1, Master
• Component/s: Message Boards, Page Flags widget
• Labels:
  • ee-ts
  • liferay-dxp-73-sp3
  • liferay-update-dxp-1-7413
• Branch Version/s:
  7.3.x
• Backported to Branch:
  Committed
• Story Points: 1
• Fix Priority: 3
• Sprint: LIMA | QA Sprint 15
• Git Pull Request: https://github.com/liferay-lima/liferay-portal/pull/2426

Steps to Reproduce

1. Add a new User
2. Add a new User Group
3. Add the new user as a member of the user group
4. Set up email notifications (Server Administration - Mail)
5. Add the user group as a member of the site
6. Assign the Site Owner role to the user group
7. Add a Message Boards widget to the page
8. Add a new thread
9. Report the new thread

Expected Results
The new user would receive an email notification of the flagged thread.

Actual Results
The new user does not receive an email notification.