Correct CVE identifier number of OSVDB-74829

CVE-2004-2770, which is written in rubies/ruby/OSVDB-74829.yml,
is rejected because it's duplicate of CVE-2011-3389.
Only difference in this commit to origin is CVE identifier number on
OSVDB-74829.yml, which updated to CVE-2011-3389.

http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2004-2770

Author: KOREAN139

rubies/ruby/OSVDB-74829.yml

@@ -1,6 +1,6 @@
 ---
 engine: ruby
-cve: 2004-2770
+cve: 2011-3389
 osvdb: 74829
 url: http://www.osvdb.org/show/osvdb/74829
 title: SSL Chained Initialization Vector CBC Mode MiTM Weakness (BEAST)