[autotest] Restrict server-status to whitelisted ips.

TEST=Tried to reach server-status.
BUG=None
DEPLOY=apache (needs to be reloaded on drones as well)

Change-Id: Ifd9116ed97d4bbb3f9c10647943e3608271c53f2
Reviewed-on: https://chromium-review.googlesource.com/233470
Tested-by: Prashanth B <beeps@chromium.org>
Reviewed-by: Dan Shi <dshi@chromium.org>
Commit-Queue: Prashanth B <beeps@chromium.org>
1 file changed