Merge "Only read test URLs on NetworkMonitor start" am: b277e55318

Original change: https://android-review.googlesource.com/c/platform/packages/modules/NetworkStack/+/2208680

Change-Id: Ie0909eaf6bc10f82c343b09b80e840f3e01af817
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>