* tests/cp/acl: Support USE_ACL not being defined.
* tests/mv/acl: Likewise. Also fix typo in skip message.
* tests/cp/preserve-slink-time: Support HAVE_UTIMENSAT being 0.
* tests/touch/no-dereference: Likewise.
* tests/ls/capability: Normalize so 1 is not required to be last char.