add missing newline

git-svn-id: http://caml.inria.fr/svn/ocamldoc/trunk@15034 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
PR#5962: ocamlmklib documentation is not accurate

git-svn-id: http://caml.inria.fr/svn/ocamldoc/trunk@15035 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02