Don't submit build status to buildbot.rust-lang.org

asomers · asomers · commit 311722c7c5fd · 2018-12-07T13:24:52.000-07:00
That service no longer exists.
diff --git a/.travis.yml b/.travis.yml
@@ -108,4 +108,3 @@ env:
 notifications:
   email:
     on_success: never
-  webhooks: https://buildbot.rust-lang.org/homu/travis
