revert GsfActor.hpp

Core/include/Acts/TrackFitting/detail/GsfActor.hpp

@@ -1,6 +1,6 @@
 // This file is part of the Acts project.
 //
-// Copyright (C) 2022-2024 CERN for the benefit of the Acts project
+// Copyright (C) 2022 CERN for the benefit of the Acts project
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
@@ -28,7 +28,6 @@
 #include <ios>
 #include <map>
 #include <numeric>
-#include <ranges>
 
 namespace Acts::detail {
 
@@ -190,9 +189,9 @@ struct GsfActor {
     // that currentSurface is nullptr and all components are "on surface" (e.g.,
     // for surfaces excluded from the navigation)
     using Status [[maybe_unused]] = Acts::Intersection3D::Status;
-    assert(std::ranges::all_of(stepperComponents, [](const auto& cmp) {
-      return cmp.status() == Status::onSurface;
-    }));
+    assert(std::all_of(
+        stepperComponents.begin(), stepperComponents.end(),
+        [](const auto& cmp) { return cmp.status() == Status::onSurface; }));
 
     // Early return if we already were on this surface TODO why is this
     // necessary