[components] include scheduler-extender:docker in all-docker build

Author: kylos101

components/BUILD.yaml

@@ -73,6 +73,7 @@ packages:
       - components/openvsx-proxy:docker
       - components/proxy:docker
       - components/registry-facade:docker
+      - components/scheduler-extender:docker
       - components/server:docker
       - components/service-waiter:docker
       - components/supervisor:docker