Fix build with VS 18.0 (#4732)

Author: beutlich

Modelica/Resources/BuildProjects/CMake/Modelica_platform.cmake

@@ -76,6 +76,8 @@ function(get_modelica_platform_name_with_compiler_version var)
       set(PLATFORM_PATH_SUFFIX "${PLATFORM_PATH_SUFFIX}/vs2019")
     elseif(MSVC_VERSION GREATER_EQUAL 1930 AND MSVC_VERSION LESS 1950)
       set(PLATFORM_PATH_SUFFIX "${PLATFORM_PATH_SUFFIX}/vs2022")
+    elseif(MSVC_VERSION GREATER_EQUAL 1950 AND MSVC_VERSION LESS 1960)
+      set(PLATFORM_PATH_SUFFIX "${PLATFORM_PATH_SUFFIX}/vs2026")
     endif()
   endif()