Zuul: Remove project name

Zuul no longer requires the project-name for in-repo configuration.
Omitting it makes forking or renaming projects easier.

Change-Id: I2ec44949effee0843b134003849e04f496378ff6
diff --git a/.zuul.yaml b/.zuul.yaml
index 0533692..64c99f4 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -1,5 +1,4 @@
 - project:
-    name: openstack/designate-tempest-plugin
     templates:
       - designate-devstack-jobs
     check: