Merge changes from topics "ddr-tests-in-networkstack", "move-fakedns" into main am: 3627907075

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/3261692

Change-Id: I5b6f1616f829a49d83806319f1bb8a32e23291a9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>