Copyright for ocamlbuild source package in Focal

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: ocamlbuild
Source: https://github.com/ocaml/ocamlbuild

Files: *
Copyright: 2007-2016 Nicolas Pouillard, Berke Durak, projet Gallium, INRIA Rocquencourt
           2007-2016 Institut National de Recherche en Informatique et en Automatique
License: LGPL-2 with OCamlbuild exception

Files: debian/*
Copyright: 2016 Ximin Luo 
License: LGPL-2 with OCamlbuild exception

License: LGPL-2 with OCamlbuild exception
 OCamlbuild is distributed under the terms of the GNU Library General
 Public License version 2. On Debian systems, the complete text of this
 license can be found in "/usr/share/common-licenses/LGPL-2".
 .
 As a special exception to the GNU Library General Public License, you
 may link, statically or dynamically, a "work that uses OCamlbuild"
 with a publicly distributed version of OCamlbuild to produce an
 executable file containing portions of OCamlbuild, and distribute
 that executable file under terms of your choice, without any of the
 additional requirements listed in clause 6 of the GNU Library General
 Public License.  By "a publicly distributed version of OCamlbuild",
 we mean either the unmodified Library as distributed by INRIA, or a
 modified version of OCamlbuild that is distributed under the
 conditions defined in clause 2 of the GNU Library General Public
 License.  This exception does not however invalidate any other reasons
 why the executable file might be covered by the GNU Library General
 Public License.