Tests: remove .testrepository/times.dbm in tox.ini (functional)
Tests: remove .testrepository/times.dbm in tox.ini (functional)

Change 98cbf72e57e1d6950b3ea333b673c1c1c39a6cd7 handled this for
the py35 target but missed the functional-py35 target because
that one doesn't inherit the commands from the root testenv.

Change-Id: I018b809488f9e979f334c75415c15acb58dbd782
Related-Bug: #1229445

Juniper/nova,rajalokan/nova,jianghuaw/nova,jianghuaw/nova,mahak/nova,mahak/nova,Juniper/nova,vmturbo/nova,klmitch/nova,Juniper/nova,vmturbo/nova,gooddata/openstack-nova,openstack/nova,jianghuaw/nova,klmitch/nova,klmitch/nova,mikalstill/nova,rajalokan/nova,mikalstill/nova,rahulunair/nova,gooddata/openstack-nova,vmturbo/nova,openstack/nova,rahulunair/nova,rajalokan/nova,vmturbo/nova,gooddata/openstack-nova,rajalokan/nova,mikalstill/nova,Juniper/nova,gooddata/openstack-nova,klmitch/nova,jianghuaw/nova,phenoxim/nova,rahulunair/nova,mahak/nova,phenoxim/nova,openstack/nova