sudo: Update to 1.8.10p3.

Disable linking against PAM which is not configured
in IPFire 2.
core78: Add sudo to update.
openvpn: Fixed some typos

(cherry picked from commit b585282abfc3666feedd9e1464095297e76a8aaf)
openvpn: Added DH parameter to CA chart.

Added also a 'Default' mark in N2N cipher menu for AES-256-CBC.

(cherry picked from commit c16d97c617b8a7a663f536da61f7b161251c6500)
squid: Disable -march=native.

This produces a binary that cannot be executed on
all systems that we support.

(cherry picked from commit 5930a368ad783c21e4e5542aea64561f409cbd68)