Revert "Use new infra pipelines"

This reverts commit 4d2a60d43789d6b92ed2c10a10da32c903eafe60.

Change-Id: I48b14f2d26972cc06ab2293885b37b61c687e83b
Signed-off-by: Paul Belanger <pabelanger@redhat.com>
diff --git a/.zuul.yaml b/.zuul.yaml
index 5db775a..9f0382b 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -1,13 +1,13 @@
 - project:
     name: openstack-infra/zuul
-    infra-check:
+    check:
       jobs:
         - tox-docs
         - tox-cover:
             voting: false
         - tox-pep8
         - tox-py27
-    infra-gate:
+    gate:
       jobs:
         - tox-docs
         - tox-pep8