openssh: bump to version 6.7p1

Also add hash file.

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/openssh/openssh.hash

@@ -0,0 +1,2 @@
+# Locally calculated after checking pgp signature
+sha256	b2f8394eae858dabbdef7dac10b99aec00c95462753e80342e530bbb6f725507	openssh-6.7p1.tar.gz

package/openssh/openssh.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-OPENSSH_VERSION = 6.6p1
+OPENSSH_VERSION = 6.7p1
 OPENSSH_SITE = http://ftp.openbsd.org/pub/OpenBSD/OpenSSH/portable
 OPENSSH_LICENSE = BSD-3c BSD-2c Public Domain
 OPENSSH_LICENSE_FILES = LICENCE