[TP] Navigate to preview screen when click on preview

Instead of navigating to wallpaper collection page, we should navigate
to the preview screen instead.

Test: Manually tested that the click navigated to the preview screen
https://b.corp.google.com/action/issues/273317995/attachments/41777774?download=true
Bug: 273317995
Change-Id: I421a577ad5e5d54ba1f921445f9ce9de65b692c2