* NEWS: fix style.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41115 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* NEWS: describe a compatibility issue of Numeric#quo
  introduced at r41109.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41116 b2dd03c8-39d4-4d8f-98ff-823fe69b080e