Documentation: dm-crypt: update cryptsetup homepage

Signed-off-by: NAndrea Gelmini <andrea.gelmini@gelma.net>
Acked-by: NMilan Broz <mbroz@redhat.com>
Signed-off-by: NJiri Kosina <jkosina@suse.cz>

Documentation/device-mapper/dm-crypt.txt

@@ -36,7 +36,7 @@ Example scripts
 ===============
 LUKS (Linux Unified Key Setup) is now the preferred way to set up disk
 encryption with dm-crypt using the 'cryptsetup' utility, see
-http://clemens.endorphin.org/cryptography
+http://code.google.com/p/cryptsetup/
 
 [[
 #!/bin/sh