[ci, cmake] openssl updates, fix drpc and ci scripts (#283)

- Add bundled OpenSSL libs for Solaris, FreeBSD, Linux
- Fix CPMUtil default on msvc
- Update CI scripts (thanks dravee)
- PLATFORM_<OS> helpers for non-ANDROID UNIX

Co-authored-by: Caio Oliveira <caiooliveirafarias0@gmail.com>
Signed-off-by: crueter <crueter@eden-emu.dev>

Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/283
Reviewed-by: Lizzie <lizzie@eden-emu.dev>
Co-authored-by: crueter <crueter@crueter.xyz>
Co-committed-by: crueter <crueter@crueter.xyz>

src/core/CMakeLists.txt

@@ -1246,10 +1246,12 @@ if (ARCHITECTURE_x86_64 OR ARCHITECTURE_arm64)
 endif()
 
 if(ENABLE_OPENSSL)
-    find_package(OpenSSL REQUIRED)
     target_sources(core PRIVATE
         hle/service/ssl/ssl_backend_openssl.cpp)
-    if (ANDROID OR MSVC)
+
+    find_package(OpenSSL REQUIRED)
+
+    if (OpenSSL_ADDED)
         link_openssl(core)
     else()
         target_link_libraries(core PRIVATE OpenSSL::SSL)