Stack wifi_release tests if device is not Ready

Schedule tets in all cases except if the device is
in 'Repairing' or 'Repair Failed' state

BUG=chromium:352376
TEST=None

Change-Id: I3c956495f97080eae421659187cf7ee61c69f2f8
Reviewed-on: https://chromium-review.googlesource.com/189876
Reviewed-by: Kris Rambish <krisr@chromium.org>
Commit-Queue: Bindu Mahadev <bmahadev@chromium.org>
Tested-by: Bindu Mahadev <bmahadev@chromium.org>
1 file changed