Use HTML entities when referring to tables in www/opensmtpd/faq/example1.html

[Michael Savage]

The page at http://www.openbsd.org/opensmtpd/faq/example1.html doesn't
display correctly because browsers try to interpret <domains>/<virtuals>
as HTML tags. This patch replaces < and > with &gt; and &lt;.

Index: example1.html
===================================================================
RCS file: /cvs/www/opensmtpd/faq/example1.html,v
retrieving revision 1.1
diff -u -p -r1.1 example1.html
--- example1.html       22 Jan 2016 19:58:33 -0000      1.1
+++ example1.html       23 Jan 2016 22:17:05 -0000
@@ -146,9 +146,9 @@ listen on all port 587 filter sub tls-re
 #limit mta for domain gmail.com inet4

 # allow local messages
-accept from local for local alias <aliases> deliver to lmtp
"/var/dovecot/lmtp" rcpt-to
+accept from local for local alias &lt;aliases&gt; deliver to lmtp
"/var/dovecot/lmtp" rcpt-to
 # allow virtual domains
-accept from any for domain <domains> virtual <virtuals> deliver to lmtp
"/var/dovecot/lmtp" rcpt-to
+accept from any for domain &lt;domains&gt; virtual &lt;virtuals&gt;
deliver to lmtp "/var/dovecot/lmtp" rcpt-to
 # allow outgoing mails
 accept from local for any relay
 <pre></blockquote>