The puppet AlmaLinux hosts now consume a general rpm-vendor repo (alongside
the per-distro rpm-vendor-elN repos), mirroring the rpm-internal split. Add
the backing local rpm repo so the baseurl resolves.
- add config/local_rpm/rpm-vendor.yaml
Claude-Session: https://claude.ai/code/session_015ur3i7D2azsMAWTSVABApv