$ gem build bigdecimal.gemspec
WARNING: license value 'BSD-2-clause' is invalid. Use a license identifier from
http://spdx.org/licenses or 'Nonstandard' for a nonstandard license.
Did you mean 'BSD-2-Clause'?
WARNING: See https://guides.rubygems.org/specification-reference/ for help
Added by nobu (Nobuyoshi Nakada) over 2 years ago
[ruby/bigdecimal] Fix the license name [ci skip]
https://github.com/ruby/bigdecimal/commit/36b77a2d2f