Merge "Don't build mdnsd for Windows." am: a431f779e6 am: dfbc7ca67c am: 1c0ff4ffdd

Original change: https://android-review.googlesource.com/c/platform/external/mdnsresponder/+/1867048

Change-Id: Ia3c7e50b9071be762467740bfdf8cf57f79cc68e