Change url-downloader to point to new IP

linne that has had the url-downloader role up to now is being
decomissioned. Move the DNS A/PTR records to point to a new unused IP
that is to be assigned to chromium

Change-Id: I9e21409ebb775c4204c86244fb6e80d2c55ee6de
Merge "Change url-downloader to point to new IP"