Add back timeout_var logic

We still need to setup our timeout-var environmental variable,
otherwise devstack gate will fail to read BUILD_TIMEOUT and default
jobs to 120min timeouts.

Change-Id: Ieccba55eaab83074a409efdbb928b4a4fdfdecf7
Signed-off-by: Paul Belanger <pabelanger@redhat.com>
1 file changed