Merge pull request #24884 from javiervidal/markdown_syntax_2_2_release_notes

Fix markdown syntax in 'Ruby on Rails 2.2 Release Notes' [ci skip]

guides/source/2_2_release_notes.md

@@ -59,7 +59,7 @@ rake doc:guides
 This will put the guides inside `Rails.root/doc/guides` and you may start surfing straight away by opening `Rails.root/doc/guides/index.html` in your favourite browser.
 
 * Lead Contributors: [Rails Documentation Team](credits.html)
-* Major contributions from [Xavier Noria":http://advogato.org/person/fxn/diary.html and "Hongli Lai](http://izumi.plan99.net/blog/.)
+* Major contributions from [Xavier Noria](http://advogato.org/person/fxn/diary.html) and [Hongli Lai](http://izumi.plan99.net/blog/).
 * More information:
     * [Rails Guides hackfest](http://hackfest.rubyonrails.org/guide)
     * [Help improve Rails documentation on Git branch](http://weblog.rubyonrails.org/2008/5/2/help-improve-rails-documentation-on-git-branch)