Run gerritlib and Gerrit integration test

This gives us functional integration testing of gerritlib and gerrit
with manage-projects. This could be expanded further to test more
functionality too.

Depends-On: https://review.opendev.org/#/c/704623/
Change-Id: I739807b26ccd89f9bf97b3706bcf567a9d790dd7
diff --git a/.zuul.yaml b/.zuul.yaml
new file mode 100644
index 0000000..1c4b793
--- /dev/null
+++ b/.zuul.yaml
@@ -0,0 +1,7 @@
+- project:
+    check:
+      jobs:
+        - gerritlib-jeepyb-integration
+    gate:
+      jobs:
+        - gerritlib-jeepyb-integration