temp: Overwrite ci action's base image with bootc main cnetos9 image

Signed-off-by: ckyrouac <ckyrouac@redhat.com>

Author: ckyrouac

.github/workflows/ci.yml

@@ -52,7 +52,7 @@ jobs:
           sudo apt install -y podman
 
       - name: build
-        run: sudo podman build -t localhost/bootupd:latest -f Dockerfile .
+        run: sudo podman build -t localhost/bootupd:latest -f Dockerfile --build-arg base=ghcr.io/bootc-dev/dev-bootc:centos-9 .
 
       - name: bootupctl status in container
         run: |