Update more links to replace FTP with HTTPS

Submitted by:	lwhsu

en_US.ISO8859-1/htdocs/docs/books.xml

@@ -21,7 +21,7 @@
     <p>All the documentation on this site can be downloaded in a
       variety of different formats (HTML, Postscript, PDF, and more)
       and compression schemes (BZip2, Zip) from the <a
-	href="ftp://ftp.FreeBSD.org/pub/FreeBSD/doc/">FreeBSD FTP
+	href="https://download.FreeBSD.org/ftp/doc/">FreeBSD Download
 	site</a>.</p>
 
     <p>Archived copies of the &os; documentation (articles, books, and

en_US.ISO8859-1/htdocs/snapshots/index.xml

@@ -3,7 +3,7 @@
 "http://www.FreeBSD.org/XML/share/xml/xhtml10-freebsd.dtd" [
 <!ENTITY title "FreeBSD Snapshot Releases">
 
-<!ENTITY url.snapshots "ftp://ftp.freebsd.org/pub/FreeBSD/snapshots">
+<!ENTITY url.snapshots "https://download.FreeBSD.org/ftp/snapshots/">
 ]>
 <!-- $FreeBSD$ -->