Don't use 5353 source port for mDNS queries am: f3c42075 am: 4e552607 am:...

Don't use 5353 source port for mDNS queries am: f3c42075 am: 4e552607 am: c8e63898 am: 486cd8de

Original change: https://android-review.googlesource.com/c/platform/packages/modules/DnsResolver/+/2049146



Change-Id: I03c06856c981631502d8f37bc08210f108dc04fc
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>