Freeze DnsResolver AIDL interfaces to v12 am: 06e5f421 am: 6c4e3b27 am:...

Freeze DnsResolver AIDL interfaces to v12 am: 06e5f421 am: 6c4e3b27 am: 5874a616 am: 5250b80d am: 65834ddb

Original change: https://android-review.googlesource.com/c/platform/packages/modules/DnsResolver/+/2799815



Change-Id: Ifc208ea4209f726649706af662cc93800601893a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>