package/openvpn: security bump version to 2.6.11

Release notes:
https://sourceforge.net/p/openvpn/mailman/message/58786888/

Changelog:
https://github.com/OpenVPN/openvpn/blob/release/2.6/ChangeLog
https://github.com/OpenVPN/openvpn/blob/release/2.6/Changes.rst

Fixes CVE-2024-4877, CVE-2024-5594 & CVE-2024-28882.

Signed-off-by: Bernd Kuhls <bernd@kuhls.net>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/openvpn/openvpn.hash

@@ -1,3 +1,3 @@
 # Locally calculated after checking signature
-sha256  1993bbb7b9edb430626eaa24573f881fd3df642f427fcb824b1aed1fca1bcc9b  openvpn-2.6.10.tar.gz
+sha256  d60adf413d37e11e6e63531cacf2655906756046b4edffe88a13b9e2fec40d5e  openvpn-2.6.11.tar.gz
 sha256  1fcb78d7e478bb8a9408010bdc91b36e213b1facfad093df3f7ce7e28af19043  COPYRIGHT.GPL

package/openvpn/openvpn.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-OPENVPN_VERSION = 2.6.10
+OPENVPN_VERSION = 2.6.11
 OPENVPN_SITE = https://swupdate.openvpn.net/community/releases
 OPENVPN_DEPENDENCIES = host-pkgconf libcap-ng
 OPENVPN_LICENSE = GPL-2.0