Use buildset registry for collection builds (#1369)

Signed-off-by: Mohammed Naser <mnaser@vexxhost.com>
diff --git a/zuul.d/project.yaml b/zuul.d/project.yaml
index 147d6a7..6afe8ac 100644
--- a/zuul.d/project.yaml
+++ b/zuul.d/project.yaml
@@ -17,8 +17,7 @@
     check:
       jobs:
         - atmosphere-linters
-        - atmosphere-build-collection
-        - atmosphere-molecule-aio-keycloak:
+        - atmosphere-build-collection:
             dependencies: &molecule_check_dependencies
               - name: atmosphere-build-container-image-barbican
                 soft: true
@@ -70,6 +69,8 @@
                 soft: true
               - name: atmosphere-build-container-image-tempest
                 soft: true
+        - atmosphere-molecule-aio-keycloak:
+            dependencies: *molecule_check_dependencies
         - atmosphere-molecule-aio-openvswitch:
             dependencies: *molecule_check_dependencies
         - atmosphere-molecule-aio-ovn:
@@ -81,8 +82,7 @@
     gate:
       jobs:
         - atmosphere-linters
-        - atmosphere-build-collection
-        - atmosphere-molecule-aio-keycloak:
+        - atmosphere-build-collection:
             dependencies: &molecule_gate_dependencies
               - name: atmosphere-upload-container-image-barbican
                 soft: true
@@ -134,6 +134,8 @@
                 soft: true
               - name: atmosphere-upload-container-image-tempest
                 soft: true
+        - atmosphere-molecule-aio-keycloak:
+            dependencies: *molecule_gate_dependencies
         - atmosphere-molecule-aio-openvswitch:
             dependencies: *molecule_gate_dependencies
         - atmosphere-molecule-aio-ovn: