Fix building on MSVC 18 (2026)

Author: mtwango

cmake/toolchains/Windows-MSVC.cmake

@@ -13,7 +13,7 @@ function(toolchain_after_project)
     if(NOT CMAKE_VS_PLATFORM_NAME)
         set(CMAKE_VS_PLATFORM_NAME "${CMAKE_VS_PLATFORM_NAME_DEFAULT}")
     endif()
-    if(${CMAKE_VS_PLATFORM_NAME} STREQUAL "Win32")
+    if("${CMAKE_VS_PLATFORM_NAME}" STREQUAL "Win32")
         set(CMAKE_SYSTEM_PROCESSOR "x86" CACHE INTERNAL "" FORCE)
     endif()
     set(CMAKE_SYSTEM_PROCESSOR "${CMAKE_VS_PLATFORM_NAME}" CACHE INTERNAL "" FORCE)