Widget page converted to content page loses its layout in live staging

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: Master
• Fix Version/s: 7.2.10 DXP FP5, 7.2.10.2 DXP SP2, 7.2.X, 7.3.0 CE GA1, Master
• Component/s: Pages > Page Administration
• Labels:
  • ee-ts
  • liferay-dxp-72-sp2
  • liferay-fixpack-dxp-5-7210
• Branch Version/s:
  7.2.x
• Backported to Branch:
  Committed
• Fix Priority: 3
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/82422

Steps to Reproduce:

1. Enable local live staging
2. Add a widget page with a split(50/50) layout and a widget on each side
3. Publish site to live and assert widget page is on live site
4. Go to pages administration
5. Click on the three ellipsis icon and select "Convert to Content Page"
6. After being redirected to the content page editor click publish
7. Publish site to live and view

Expected Result:
Layout is preserved with two columns

Actual Result:
Layout is gone and widgets are stacked on top of each other

Note: When staging site is published for a second time the layout is restored

Reproduced on:
Tomcat 9.0.17 + MySQL 5.7 Portal Master GIT ID: 1aab1cd79c35bef0781f5f2095c6928243d0be16