docs(cli): remove stray "Has" leftover in janitor --ignore-ttl help text

Addresses Yuki's review nit on PR #5856.

Author: claude

docs/reference/cli.md

@@ -316,7 +316,7 @@ Usage: sqlmesh janitor [OPTIONS]
 
 Options:
   --ignore-ttl      Cleanup snapshots that are not referenced in any
-                    environment, regardless of when they're set to expire. Has
+                    environment, regardless of when they're set to expire.
                     When --environment is specified, cleanup is scoped to
                     snapshots formerly referenced by that environment.
   --force-delete    Delete expired environment and snapshot state records even