Merge "Factor out response decoding into MdnsPacket" am: fe73104cc1

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2388101

Change-Id: I65f96a9a1130150b8040bb8f9c66ddfe524304fa
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>