Make "Updating Liferay Portal CE" easy to find

• Type: Improvement
• Status: In Review
• Priority: Minor
• Resolution: Unresolved
• Fix Version/s: 7.2.x
• Component/s: Core Infrastructure
• Labels: None
• Type of Documentation: Deployment
• Git Pull Request: https://github.com/sez11a/liferay-learn/pull/83

It's currently in the patching section; but people are expecting it in the upgrade section.