For dist builders don't build all lincross targets
For dist builders don't build all lincross targets

New targets added on nightly won't have made their way to the other channels
yet, but we don't want that entire build to fail as a result. Just add more
targets over time.

rust-lang/rust-buildbot,rust-lang-deprecated/rust-buildbot,rust-lang-deprecated/rust-buildbot,rust-lang/rust-buildbot,rust-lang/rust-buildbot,rust-lang-deprecated/rust-buildbot