[VIM] wrong reference in DSA-2482-1

[security curmudgeon]

http://www.debian.org/security/2012/dsa-2482

Security database references:
In the Debian bugtracking system: Bug 664032.
In Mitre's CVE dictionary: CVE-2012-2653.


Bug 664032 seems appropriate, however the CVE seems incorrect. The bug 
report uses CVE-2012-1177. Further, 2012-2653 appears to be an issue in 
arpwatch:

http://security-tracker.debian.org/tracker/CVE-2012-2653
http://security-tracker.debian.org/tracker/CVE-2012-1177