src: use validate_ascii_with_errors instead of validate_asci

It has better performance

Author: ChALkeR

src/node_buffer.cc

@@ -1230,7 +1230,8 @@ static void IsAscii(const FunctionCallbackInfo<Value>& args) {
  env, "Cannot validate on a detached buffer");
  }
 
- args.GetReturnValue().Set(simdutf::validate_ascii(abv.data(), abv.length()));
+ args.GetReturnValue().Set(
+ !simdutf::validate_ascii_with_errors(abv.data(), abv.length()).error);
 }
 
 void SetBufferPrototype(const FunctionCallbackInfo<Value>& args) {