Merge "Use non-tentative IPv6 addresses in multi-device test" into main am: d1cbad238c am: 0054a2627f

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/3545962

Change-Id: Icdce36697c16db565d708762a3e0777577340a7e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>