OpenVPN v2.5.7 release

2022.05.24 -- Version 2.5.7

Antonio Quartulli (4):
      networking: use OPENVPN_ETH_ALEN instead of ETH_ALEN
      networking_iproute2: don't pass M_WARN to openvpn_execve_check()
      t_net.sh: delete dummy iface using iproute command
      auth-pam.c: add missing include limits.h

Arne Schwabe (11):
      Add insecure tls-cert-profile options
      Refactor early initialisation and uninitialisation into methods
      Allow loading of non default providers
      Add ubuntu 22.04 to Github Actions
      Add macos OpenSSL 3.0 and ASAN builds
      Add --with-openssl-engine autoconf option (auto|yes|no)
      Fix allowing/showing unsupported ciphers and digests
      Remove dependency on BF-CBC existance from test_ncp
      Add message when decoding PKCS12 file fails.
      Translate OpenSSL 3.0 digest names to OpenSSL 1.1 digest names
      Fix client-pending-auth error message to say ERROR instead of SUCCESS

Gert Doering (1):
      Preparing release 2.5.7

Jan Mikkelsen (1):
      cipher-negotiation.rst missing from doc/Makefile.am

Lev Stipakov (5):
      vcpkg-ports\pkcs11-helper: shorten patch filename
      msvc: adjust build options to harden binaries
      vcpkg-ports: remove openssl port
      vcpkg: switch to manifest
      Fix M_ERRNO behavior on Windows

Marc Becker (1):
      vcpkg-ports/pkcs11-helper: bump to release 1.29

Simon Rozman (1):
      tapctl: Resolve MSVC C4996 warnings
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