fix removing normal function fallback

Author: benoit2776

src/geode/geometry/basic_objects/triangle.cpp

@@ -184,28 +184,6 @@ namespace geode
                 std::make_pair( result->pivot, result->normal )
             };
         }
-        const auto max = absl::c_max_element( result->lengths );
-        const local_index_t longest_e =
-            std::distance( result->lengths.begin(), max );
-        const Point3D& point0 = vertices_[longest_e];
-        const auto e1 = longest_e == 2 ? 0 : longest_e + 1;
-        const Point3D& point1 = vertices_[e1];
-        const auto e2 = e1 == 2 ? 0 : e1 + 1;
-        const Point3D& point2 = vertices_[e2];
-        if( point_segment_distance( point2, { point0, point1 } )
-            > GLOBAL_EPSILON )
-        {
-            const auto ratio = result->lengths[e2]
-                               / ( result->lengths[e2] + result->lengths[e1] );
-            const auto new_point = point0 * ( 1. - ratio ) + point1 * ratio;
-            const auto result_left =
-                simple_pivot_and_normal( { point0, new_point, point2 } );
-            if( !result_left || result_left->pivot == NO_LID )
-            {
-                return std::nullopt;
-            }
-            return std::make_pair( e2, result_left->normal );
-        }
         return std::nullopt;
     }