OpenVPN v2.6.0 release

2023.01.25 -- Version 2.6.0

Antonio Quartulli (1):
      dco_linux: update license for ovpn_dco_linux.h

Arne Schwabe (1):
      Workaround: make ovpn-dco more reliable

Gert Doering (3):
      Fix OVPN_DEL_PEER_REASON_TRANSPORT_DISCONNECT breakage on FreeBSD+DCO
      Repair special-casing of EEXIST for Linux/SITNL route install
      preparing release 2.6.0

Lev Stipakov (3):
      openvpnmsica: remove dco installer custom actions
      openvpnmsica: remove unused declarations
      openvpnmsica: fix adapters discovery logic for DCO

Selva Nair (4):
      Define and use macros for route addition status code
      Warn when pkcs11-id or pkcs11-id-management options are ignored
      Cleanup route error and debug logging on Windows
      Fix one more 'existing route may get deleted' case

Timo Rothenpieler (1):
      Don't clear capability bounding set on capng_change_id