[www] ports: delete note about $OpenBSD$

[Mikhail]

This advice no longer needed.

diff --git a/faq/ports/guide.html b/faq/ports/guide.html
index 9cfe0db80..ae3d1d79c 100644
--- a/faq/ports/guide.html
+++ b/faq/ports/guide.html
@@ -1303,12 +1303,6 @@ OpenBSD is strongly security-oriented.
 You should read and understand this page's
 <a href="#PortsSecurity">security section</a>.
 
-<li>
-Be sure to add the <code>&#36;OpenBSD&#36;</code> CVS tag to the Makefile.
-The account name, version number, etc., will be filled in automatically
-by CVS during commit, you do not need to add those or touch those lines
-in an update.
-
 <li>
 The goal is to get all ported applications to support OpenBSD.
 To achieve this goal, feed patches to support running on OpenBSD back to