Merge "Add tx_bytes and rx_bytes to UpstreamEvent message" am: 0f8a7aaede

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2547894

Change-Id: Iec983d98eca81fc9d44ce02a9de786c97f4a1d2e
Signed-off-by: Automerger Merge Worker <[email protected]>