Merge "[CredManUi] Dedup passkeys on username, not display name" into udc-dev am: 3d222f7d

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22560348



Change-Id: I91b0e84eca3c94d996fad334676c36c155f1d1e6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>