Merge "Update gesture navigation tutorial for foldable devices." into sc-v2-dev am: 5b563706e3 am: 70c43e7f13

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15779642

Change-Id: Ib4102d0d3aa3b7b91a0d4e68c2ab4fecec6ab2d1