[Code Health] Delete spurious code am: 3771b6acbf am: c061832e4b

Original change: https://android-review.googlesource.com/c/platform/packages/modules/DnsResolver/+/2908297

Change-Id: If5bab3e3f6d5d85dd643d95a7189f69ed7fb029b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>