Merge "remove unused TcpTx/RxPackets java & jni constants" into main am: 359dacfd26

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2706913

Change-Id: Ia0cb8279bd191f0613dd0503239e7f613a8e88c1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>