Revert "Disable ULS on ml.*"

This re-enables ULS on "ml*" wikis per comments 27/28 on bug 51019.

This reverts commit 3ea2d55d7427ed8afe30c0ec3286047abddff9d6.

Bug: 51019
Change-Id: Ia2318b5f8a1a1e53a568a680a89ce710a42bb3b3
Merge "Revert "Disable ULS on ml.*""