[ruby/readline-ext] Rename depend.gem with depend-gem
https://github.com/ruby/readline-ext/commit/897ffe26a6
[ruby/readline-ext] Rename depend.gem with depend-gem
https://github.com/ruby/readline-ext/commit/897ffe26a6