[BOT.10] Add unit test for data limit and rule change in BpfCoordinator am: 2fbc671d4a

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11882403

Change-Id: I92fbb8eab84fa09e632f329e752ae06808eda951
tree: 9c2f472c81e914f40e3d0f30836f84062408344d
  1. Tethering/