The footer's menu portlet icons are not visible

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: Master
• Fix Version/s: Master
• Component/s: Themes > Porygon
• Labels: None
• Epic Link: fi-porygon-3
• Git Pull Request: https://github.com/marcoscv-work/liferay-portal/pull/161

Steps to reproduce:

• Start Liferay and deploy Porygon theme lpkg
• Restart Liferay
• Create Site based on Porygon Site template
• Go to Home page
• Click on the footer-menu to access to the portlet configuration

Actual result:

Expected: