Merge "mdnsresponder: switch OWNERS to core networking" am: cb6190f6a5 am: b40efceb28 am: 9073ae05c6

Original change: https://android-review.googlesource.com/c/platform/external/mdnsresponder/+/1977012

Change-Id: I06909b4b00372616be04247248d7a3294d3e9252