Fix broken link in CVE-2014-4920 (#355)

Closes: #354

Author: pxlpnk

gems/twitter-bootstrap-rails/OSVDB-109206.yml

@@ -3,7 +3,7 @@ gem: twitter-bootstrap-rails
 framework: rails
 cve: 2014-4920
 osvdb: 109206
-url: https://nvisium.com/blog/2014/03/28/reflected-xss-vulnerability-in-twitter/
+url: https://nvisium.com/blog/2014/03/28/reflected-xss-vulnerability-in-twitter
 title: Reflective XSS Vulnerability in twitter-bootstrap-rails
 date: 2014-03-25