Update tiny_gltf.h

Removed `#undef` 
and used the @syoyo method:

syoyo#467 (comment)

Author: rhiskey

tiny_gltf.h

@@ -6669,8 +6669,7 @@ bool TinyGLTF::LoadBinaryFromMemory(Model *model, std::string *err,
   // Use 64bit uint to avoid integer overflow.
   uint64_t header_and_json_size = 20ull + uint64_t(chunk0_length);
 
-#undef max
-  if (header_and_json_size > std::numeric_limits<uint32_t>::max()) {
+  if (header_and_json_size > (std::numeric_limits<uint32_t>::max)()) {
     // Do not allow 4GB or more GLB data.
     if (err) {
       (*err) = "Invalid glTF binary. GLB data exceeds 4GB.";