Merge changes from topic "access_clat_bpf_map_from_clatcoordinator"

* changes:
  Add struct ClatIngress6Value
  Add struct ClatIngress6Key
  Add struct ClatEgress4Value
  Add struct ClatEgress4Key
tree: 7d7626231edce6293233a6948d4d10eea5a96163
  1. client-libs/
  2. common/
  3. .gitignore
  4. OWNERS
  5. PREUPLOAD.cfg
  6. TEST_MAPPING