Merge "Test: Create single PrivateDnsConfiguration in...

Merge "Test: Create single PrivateDnsConfiguration in PrivateDnsConfigurationTest and make it static" am: 5289b1b2 am: 02d59fb8 am: f949ccd1 am: c5b80b3f

Original change: https://android-review.googlesource.com/c/platform/packages/modules/DnsResolver/+/2600245



Change-Id: I6d4e089febd5687b6fe746ab89567aa8c3b5fe92
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>