README.EXT: fix typo. [ruby-core:61634] [Bug #9662]
README.EXT.ja: ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45495 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
README.EXT: fix typo.
[ruby-core:61634] [Bug #9662]
README.EXT.ja: ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45495 b2dd03c8-39d4-4d8f-98ff-823fe69b080e