add news about inode for Windows [Feature #11216]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50871 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

NEWS

@@ -45,6 +45,10 @@ with all sufficient information, see the ChangeLog file.
     initial_state argument.  [Feature #10958]
     Use a local variable instead to maintain a state.
 
+* File::Stat
+  * On Windows, File::Stat.ino now returns
+    BY_HANDLE_FILE_INFORMATION.nFileIndexHigh/Low.
+
 * IO
   * IO#close doesn't raise when the IO object is closed.  [Feature #10718]