Switch CrOS build deputy to rotations link.
Switch CrOS build deputy to rotations link.

BUG=chromium:452113
TEST=local
  - Ran page locally, confirmed that it works.

Review URL: https://codereview.chromium.org/872673003

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@293833 0039d316-1c4b-4281-b951-d872f2087c98

eunchong/build,eunchong/build,eunchong/build,eunchong/build