QNS: Skip ephemeral networks deleted by user

Skip ephemeral networks which were explicitly deleted by the user. This
was missed in migration from autojoin to QNS.

BUG: 28026676
Change-Id: Ib663183b29774b851e492ddd170c4b4bef03ae61
TEST: Compiles & unit-test passes
3 files changed
tree: c83017fa428249c26e53c7bee9a2ec7c251f6da6
  1. service/
  2. tests/