Merge "resolv_integration_test: replace startPrefix64Discovery by setPrefix64"...

Merge "resolv_integration_test: replace startPrefix64Discovery by setPrefix64" am: 0efb8554 am: ca5e5334

Original change: https://android-review.googlesource.com/c/platform/packages/modules/DnsResolver/+/2250894



Change-Id: I951ea1d4e0eaf528e76dafc4f4c050ea208cbb16
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>