Merge "Use .cn URLs for validation on Chinese SIM cards." am: b6329aec62

Original change: https://android-review.googlesource.com/c/platform/packages/modules/NetworkStack/+/2072831

Change-Id: I3918837181bb21f3400246c1ea34d9c9e06e4fc1
Ignore-AOSP-First: this is an automerge
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>