Bug#976143: ITP: license-expression -- a small utility library to parse, compare, simplify and normalize license expressions

[Stephan Lachnit <stephanlachnit@protonmail.com>]

Package: wnpp

* Package name    : license-expression
* Version         : 1.2
* Upstream Author : nexB <info@nexb.com>
* URL             : https://github.com/nexB/license-expression
* License         : Apache-2.0
* Programming Lang: Python
* Description     : a small utility library to parse, compare, simplify and normalize license expressions

Required dependency for reuse. Would maintain in the DPT.