Author is not updated when editing a transalation and content

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 6.1.20 EE GA2, 6.2.0 CE GA1, 6.2.10 EE GA1
• Fix Version/s: 6.1.X EE, 6.2.2 CE GA3 , 6.2.X EE, 7.0.0 M1
• Component/s: Web Content > Web Content Administration
• Labels:
  • QA-TP
  • ee-ts
  • liferay-fixpack-web-content-10-6130
  • liferay-fixpack-web-content-9-6210
• Branch Version/s:
  6.2.x, 6.1.x
• Backported to Branch:
  Committed
• Story Points: 5
• Fix Priority: 3
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/17476

Steps to reproduce:

1. Go To Control Panel/Web Content
2. Click "Add"
3. Enter a title and content
4. Click "Save as Draft"
5. Click "Add Translation" and select "German (Germany)"
6. Enter title and content
7. Click "Save"
8. Click "Publish"
9. Login with another user, who has the permissions to edit the web content created above
10. Go to the edit view of the web content created above
11. Change the title and content
12. Click "German (Germany)" at "Available Translations"
13. Change the title and content of the translation
14. Click "Save"
15. Click "Publish"

Result: The Author of the article hasn't changed. This happens every time a translation is updated
Expected behavior: The author should be updated in the new version of the WC