[NFCT.TETHER.14] Clear the BPF maps in BpfCoordinator ctor am: 499d3cac73 am: 129077bd58

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/1623669

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I6d09c8f877c717670cf2e1462ec0146b1a0106dd
tree: f2535130c0da017ef74e6cf043e5966b484b4cf0
  1. tests/
  2. Tethering/
  3. .gitignore
  4. OWNERS
  5. PREUPLOAD.cfg
  6. TEST_MAPPING