Build OpenSSL on Windows

Historical development note. Originally published in May 2024. The engine and dependency versions below describe that environment; they are not a recommendation to use these versions in a new project.
- Download required OpenSSL version and extract
- Note: p4api 2023.x uses OpenSSL 1.0.2t, click to download this version
- Follow the instruction shipping with OpenSSL
- Open file INSTALL.W64 in the root folder
- Install Stawberry Perl if not yet (do NOT use ActivateState Perl)
- Install NASM if not yet
- Need add envitonment varial path mannually for it
- Use Visual Studio Developer Command Prompt with administrative privileges
- NOTE: Use the right one (we use x64 version here)

Use commands in the prompt:
- Follow the instruction and complete the rest steps
- Hint: The last step is testing build result, it will tell you whether the build result is correct