conman:  SSID fallback for provisioning on Frenzy.

Fall back to 'GFiberSetupAutomation' when we can't get the
provisioning network SSID (e.g. because we're on Frenzy and can't see
vendor IEs).

Change-Id: I238ff030b5fae9901397934a333ba6d6521c15fc
(cherry picked from commit 6dd52b649bed63efba57aa0167686de43836b416)
2 files changed