Fix collection builds (#1388)

Add pin images for buildset registry
Add missing keepalived dependency
diff --git a/zuul.d/project.yaml b/zuul.d/project.yaml
index 6afe8ac..d83fbfc 100644
--- a/zuul.d/project.yaml
+++ b/zuul.d/project.yaml
@@ -35,6 +35,8 @@
                 soft: true
               - name: atmosphere-build-container-image-ironic
                 soft: true
+              - name: atmosphere-build-container-image-keepalived
+                soft: true
               - name: atmosphere-build-container-image-keystone
                 soft: true
               - name: atmosphere-build-container-image-kubernetes-entrypoint
@@ -100,6 +102,8 @@
                 soft: true
               - name: atmosphere-upload-container-image-ironic
                 soft: true
+              - name: atmosphere-upload-container-image-keepalived
+                soft: true
               - name: atmosphere-upload-container-image-keystone
                 soft: true
               - name: atmosphere-upload-container-image-kubernetes-entrypoint