fix wrong usage of old hooks

src/wip/cache/cache.pysty3

@@ -79,10 +79,10 @@ __HEADER__(Cache definitions of previous LaTeX runs to avoid computations)
         \int_compare:nNnTF
           \g__cache_cache_version_aux_int < \g__cache_cache_version_document_int
             {
-              \hook_use:n { __cache / lazy / document }
+              \tl_use:N \g__cache_lazy_document_tl
             }
             {
-              \hook_use:n { __cache / lazy / auxfile }
+              \tl_use:N \g__cache_lazy_auxfile_tl
             }
       }
   }