Updated openstack/openstack
Project: openstack-infra/devstack-gate  a1742c1d0fab823eca2d13e204af4b66640892d7

Use $((EXPRESSION)) instead of $[EXPRESSION]

$((EXPRESSION)) is POSIX-conform and should be preferred.

Change-Id: I4cde40f9de29231d895adeaec9db070ae71c83cf