RM load_mesh and use igl::read_triangle_mesh() and test_common::data_path() in test for remesh_along_isoline as per https://github.com/libigl/libigl/pull/1365

tests/include/igl/remesh_along_isoline.cpp

@@ -8,7 +8,7 @@ TEST_CASE("remesh_along_isoline: triangle_mesh", "[igl]")
   Eigen::MatrixXd V;
   Eigen::MatrixXi F;
   //This is a cube of dimensions 1.0x1.0x1.0
-  test_common::load_mesh("cube.obj", V, F);
+  igl::read_triangle_mesh(test_common::data_path("cube.obj"), V, F);
   const double mean_z = V.col(2).mean();
 
   Eigen::VectorXi C;