[ATMOSPHERE-332] Switch to "chart-vendor" (#1728)

This is an automated cherry-pick of #1719
/assign mnaser
diff --git a/zuul.d/jobs.yaml b/zuul.d/jobs.yaml
index 7d76f03..dc7f780 100644
--- a/zuul.d/jobs.yaml
+++ b/zuul.d/jobs.yaml
@@ -2,6 +2,8 @@
     name: atmosphere-linters
     parent: tox-linters
     pre-run: zuul.d/playbooks/linters/pre.yml
+    required-projects:
+      - name: vexxhost/chart-vendor
 
 - job:
     name: atmosphere-tox-py3