fix patch

Author: smanolloff

conan_patches/onnx/patches/apple-pre-2019.diff

@@ -1,12 +1,14 @@
---- a/onnx/common/file_utils.h
-+++ b/onnx/common/file_utils.h
-@@ -17,7 +17,8 @@ namespace ONNX_NAMESPACE {
+diff --git a/Users/simo/.conan2/p/onnx7f96e379d7d4a/s/src/onnx/common/file_utils.h b/file_utils.h
+index b847798..18ecc20 100644
+--- a/Users/simo/.conan2/p/onnx7f96e379d7d4a/s/src/onnx/common/file_utils.h
++++ b/file_utils.h
+@@ -17,8 +17,7 @@ namespace ONNX_NAMESPACE {
 
  template <typename T>
  void LoadProtoFromPath(const std::string proto_path, T& proto) {
--  std::fstream proto_stream(proto_path, std::ios::in | std::ios::binary);
-+  std::filesystem::path proto_u8_path = std::filesystem::u8path(proto_path);
-+  std::fstream proto_stream(proto_u8_path, std::ios::in | std::ios::binary);
+-  std::filesystem::path proto_u8_path = std::filesystem::u8path(proto_path);
+-  std::fstream proto_stream(proto_u8_path, std::ios::in | std::ios::binary);
++  std::fstream proto_stream(proto_path, std::ios::in | std::ios::binary);
    if (!proto_stream.good()) {
      fail_check("Unable to open proto file: ", proto_path, ". Please check if it is a valid proto. ");
    }