Merge "Detach the nav once the endTarget is determined as HOME" into sc-dev am: cd0fe7b057 am: 05fb88806e

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14811742

Change-Id: Ia2dd12600eb40e5b72f289e083f548b0f9948d48