Fix translation of descriptor of unboxed arrays in copy_from_string_with_names

common/graph_copy_with_names.icl

@@ -754,7 +754,7 @@ replace_desc_numbers_by_descs i s symbol_a symbol_offset array_desc
 			= replace_desc_numbers_by_descs (i+(IF_INT_64_OR_32 24 12)) s symbol_a symbol_offset array_desc;
 		# d = symbol_a.[d-1];
 		# d = d+symbol_offset;
-		# s=store_int_in_string s (i+IF_INT_64_OR_32 16 8) array_desc;
+		# s=store_int_in_string s (i+IF_INT_64_OR_32 16 8) (d-array_desc);
 		#! l = get_D_from_string s (i+IF_INT_64_OR_32 8 4);
         | is_Int_D d
 			# l = l << IF_INT_64_OR_32 3 2;