package/libssh: security bump to version 0.10.6

Fixes the following security issues:

- CVE-2023-6004: Command Injection using malicious hostname in expanded proxycommand
  https://www.libssh.org/security/advisories/CVE-2023-6004.txt

- CVE-2023-48795: Avoid potential downgrade attacks by implementing strict kex
  https://www.libssh.org/security/advisories/CVE-2023-48795.txt

- CVE-2023-6918: Avoid potential use of weak keys in low memory conditions
  by systematically checking return values of MD functions.
  https://www.libssh.org/security/advisories/CVE-2023-6918.txt

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
(cherry picked from commit a8362e5c85973a775a84b3f4ef0b2afb9ff26094)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/libssh/libssh.hash

@@ -1,5 +1,5 @@
 # Locally calculated after checking pgp signature
-# https://www.libssh.org/files/0.10/libssh-0.10.5.tar.xz.asc
+# https://www.libssh.org/files/0.10/libssh-0.10.6.tar.xz.asc
 # with key 8DFF53E18F2ABC8D8F3C92237EE0FC4DCC014E3D
-sha256  b60e2ff7f367b9eee2b5634d3a63303ddfede0e6a18dfca88c44a8770e7e4234  libssh-0.10.5.tar.xz
+sha256  1861d498f5b6f1741b6abc73e608478491edcf9c9d4b6630eef6e74596de9dc1  libssh-0.10.6.tar.xz
 sha256  1656186e951db1c010a8485481fa94587f7e53a26d24976bef97945ad0c4df5a  COPYING

package/libssh/libssh.mk

@@ -5,7 +5,7 @@
 ################################################################################
 
 LIBSSH_VERSION_MAJOR = 0.10
-LIBSSH_VERSION = $(LIBSSH_VERSION_MAJOR).5
+LIBSSH_VERSION = $(LIBSSH_VERSION_MAJOR).6
 LIBSSH_SOURCE = libssh-$(LIBSSH_VERSION).tar.xz
 LIBSSH_SITE = https://www.libssh.org/files/$(LIBSSH_VERSION_MAJOR)
 LIBSSH_LICENSE = LGPL-2.1