Add noop job to the check pipeline

This is required so changes can be merged before we add the lint job to
this repo.

Change-Id: I88929e88c9bc02bc041bde6d272a3385c15784d2
diff --git a/.zuul.yaml b/.zuul.yaml
new file mode 100644
index 0000000..2a5dca9
--- /dev/null
+++ b/.zuul.yaml
@@ -0,0 +1,4 @@
+- project:
+    check:
+      jobs:
+        - noop