Merge "TetheringTester: Extend PACKET_READ_TIMEOUT_MS from 100ms to 500ms" am: d046f81ee2

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2198396

Change-Id: Id907fb7b1a16cd7d6c92bec30f0a117e4c348c19
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>