Core/Crypto: Transitional Cryptography update for OpenSSL 1.1 (#21534)

Support for both OpenSSL 1.0 LTS and OpenSSL 1.1 versions.

Many Linux distributions are still on 1.0 and will stay on LTS for quite
some time.

Port of CMaNGOS commit: https://github.com/cmangos/mangos-wotlk/commit/e1b0048f052eda46bb27d20224d0339960816ac2

cmake/macros/FindOpenSSL.cmake

@@ -26,7 +26,7 @@
 # http://www.slproweb.com/products/Win32OpenSSL.html
 
 set(OPENSSL_EXPECTED_VERSION "1.0")
-set(OPENSSL_MAX_VERSION "1.1")
+set(OPENSSL_MAX_VERSION "1.2")
 
 SET(_OPENSSL_ROOT_HINTS
   "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\OpenSSL (32-bit)_is1;Inno Setup: App Path]"