kolla_base_arch: derive from local uname#1769

bbezak merged 1 commit intostackhpc/2024.1stackhpc/stackhpc-kayobe-config:stackhpc/2024.1from

fix-arch-suffix-for-non-facts-gatherersstackhpc/stackhpc-kayobe-config:fix-arch-suffix-for-non-facts-gatherersCopy head branch name to clipboard