Autotest: Edit WSGI settings to point to /var/run

Because Moblab can't write to the rootfs, WSGI needs to point to
a writeable area, hence /var/run.

BUG=chromium:341233
TEST=Works on moblab and works locally on my desktop.
DEPLOY=apache

Change-Id: Ifd5ec1f73dcfde30a0d95ca4de7161d19174e277
Reviewed-on: https://chromium-review.googlesource.com/188804
Reviewed-by: Mike Frysinger <vapier@chromium.org>
Tested-by: Simran Basi <sbasi@chromium.org>
Commit-Queue: Simran Basi <sbasi@chromium.org>
1 file changed