Partial Revert "Refine UIKit to SwiftUI Measurement Strategies (#162)"

[brynbodayle]

This reverts commit fb869c4.

Change summary

• ran into some issues with this new approach in the Airbnb app due to unwanted side effects in the measurement container, the calls to sizeThatFits need to be purely functional (as much as possible)
• left sizing strategies demo in place

How was it tested?

How did you verify that this change accomplished what you expected? Add more detail as needed.

• Wrote automated tests
• Built and ran on the iOS simulator
• Built and ran on a device

Pull request checklist

All items in this checklist must be completed before a pull request will be reviewed.

• Risky changes have been put behind a feature flag, e.g. CollectionViewConfiguration
• Added a CHANGELOG.md entry in the "Unreleased" section for any library changes