Freeze DnsResolver AIDL interfaces to v12 am: 06e5f421 am: 2b8e125a am:...

Freeze DnsResolver AIDL interfaces to v12 am: 06e5f421 am: 2b8e125a am: 1b5bd81a am: 2410c334

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



Change-Id: I660288db9161cf2d508d0c0bd386f3620f119cc9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>