MSVC: Fix build issue with TBB

TBB includes in windows.h which will by
default define min/max macro's by default,
which collide with stl's min/mac functions.

this change instructs windows.h not to
add the offending macros

source/blender/nodes/CMakeLists.txt

@@ -420,6 +420,11 @@ if(WITH_TBB)
     ${TBB_INCLUDE_DIRS}
   )
   add_definitions(-DWITH_TBB)
+  if(WIN32)
+    # TBB includes Windows.h which will define min/max macros
+    # that will collide with the stl versions.
+    add_definitions(-DNOMINMAX)
+  endif()
 endif()
 
 if(WITH_IMAGE_OPENEXR)