fix a typo in NEWS at r59966.

* NEWS: fix a typo.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59967 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

NEWS

@@ -149,7 +149,7 @@ with all sufficient information, see the ChangeLog file or Redmine
 
 * Set
   * Add Set#to_s as alias to #inspect [Feature #13676]
-  * Add Set#=== as alias to #inspect [Feature #13801]
+  * Add Set#=== as alias to #include? [Feature #13801]
 
 * WEBrick