The nested-asset-publisher in the porygon-theme is not shown correctly

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: Master
• Fix Version/s: 7.3.0 CE GA1, 7.3.10 DXP GA1, Master
• Component/s: ~ [Archived] Liferay Themes > Porygon
• Labels: None
• Fix Priority: 3
• Epic Link: fi-porygon-3
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/70026

Related to https://issues.liferay.com/browse/LPS-92456

Steps to reproduce:

• Start Liferay and deploy Porygon theme lpkg
• Restart Liferay
• Create Site based on Porygon Site template
• Go to Home page

Actual result: The following text is shown instead of the real content

`Drag applications below to nest them.`

Expected: The real content should be shown