Update lab IP addresses.
Update lab IP addresses.

Change-Id: I9e2277ee1ab12e98784b79d0735ba205922c1130
Reviewed-on: https://skia-review.googlesource.com/20983
Reviewed-by: Joe Gregorio <b9cf2471ff6d33504cafe8e6f356b732b2cadced@google.com>
Commit-Queue: Ben Wagner <3ef7217be91069877d94f7907ce5479000772cd3@google.com>

google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot