Description of problem:
I'm running into a new error log "ostree-prepare-root[771]: composefs: optional support failed: No such file or directory" in RHEL for Edge image since ostree update to ostree-2023.6-1.el9.x86_64. But pacakge installation, ostree upgrade and rollback are still working.

This error does not exist on ostree-2023.5-1.el9.x86_64

Version-Release number of selected component (if applicable):
ostree-2023.6-1.el9.x86_64

How reproducible:

Steps to Reproduce:
1. Deploy a RHEL 9.3 VM from PSI openstack
2. git clone https://github.com/virt-s1/rhel-edge.git
3. cd rhel-edge
4. DOWNLOAD_NODE=xxx ./ostree.sh

Actual results:
Test failed with new error log

Expected results:
Should not have ostree error log

Additional info: