Stop checking IP address with the DoH list if the hostname is known am:...

Stop checking IP address with the DoH list if the hostname is known am: 3aea8db3 am: ea589bc7 am: 7a013f50 am: 2e604d3e am: b2889112 am: cb9c8f03 am: fce64312 am: 757e0aef

Original change: https://android-review.googlesource.com/c/platform/packages/modules/DnsResolver/+/2598287



Change-Id: I5cbf744eb5ca1851599ed5dc1d27581ecc16287c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>