Fix production on l3docstrip documentation on Windows

This part of the make script needs more work:
having to list each file separately is decidedly sub-optimal!


git-svn-id: http://www.latex-project.org/svnroot/experimental/trunk@4425 de43f980-851b-0410-b2f7-c40aca1f87e0
A typo in the Windows make file


git-svn-id: http://www.latex-project.org/svnroot/experimental/trunk@4426 de43f980-851b-0410-b2f7-c40aca1f87e0