Rafraichir les chemins dans docs secondaires, README de roles, messages,
docstrings : inventories/ -> instance/inventories/, docs/<plan>.yml ->
instance/plan/<plan>.yml. Correction de chemins de playbooks perimes
(preexistants) dans CLAUDE.md/SOLUTION.md : vm_templates/..._prepare|
verify|cleanup -> modeles_vm/..._preparer|verifier|nettoyer, et
confirm_template_cleanup -> template_cleanup_confirm.
Valide : diff vide, ansible-lint 0 echec, make inventaire-verifier.
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
