[automerger skipped] Enable DNS probe in DoT validation by default in R am:...

[automerger skipped] Enable DNS probe in DoT validation by default in R am: 80c211ac am: 85a67b87 -s ours am: 9ea5eea8 -s ours

am skip reason: Merged-In If80569a98244817b69909319f0c1a3b7523354cf with SHA-1 80c211ac is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/DnsResolver/+/15019756

Change-Id: Ia8118f90db9d644df4757c8fd5293878483b598b