node-images: enable rhcontainerbot/bootc COPR repo

Enable the rhcontainerbot/bootc COPR repo before building the rootfs
so that the composefs imageDigest fix from bootc-dev/bootc#2277 gets
picked up once it merges and COPR builds resume.

Signed-off-by: HarshwardhanPatil07 <harshpat@redhat.com>

Author: HarshwardhanPatil07

node-images/fedora/Containerfile

@@ -4,6 +4,8 @@ ARG KUBE_MINOR=1.35
 # Pin kernel to 6.19.x to work around a kernel 7.0 regression.
 # https://github.com/bootc-dev/bink/issues/52
 ARG KERNEL_VERSION=6.19.14-300.fc44
+RUN dnf -y install 'dnf5-command(copr)' && \
+    dnf -y copr enable rhcontainerbot/bootc fedora-44-x86_64
 RUN /usr/libexec/bootc-base-imagectl build-rootfs \
     --manifest=minimal \
     --no-docs \