chore(helm): add missing SPDX header to gateway-config template (#1545)

* chore(helm): add missing SPDX header to gateway-config template

* chore(scripts): remove helm templates from license header exclusions

The bypass had no known rationale. Removing it ensures the header
script covers deploy/helm/openshell/templates uniformly going forward.

Signed-off-by: mesutoezdil <mesudozdil@gmail.com>

---------

Signed-off-by: mesutoezdil <mesudozdil@gmail.com>

Author: mesutoezdil

deploy/helm/openshell/templates/gateway-config.yaml

@@ -1,3 +1,5 @@
+# SPDX-FileCopyrightText: Copyright (c) 2025-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
 {{/*
 ConfigMap holding the gateway TOML config file (RFC 0003).
 

scripts/update_license_headers.py

@@ -55,7 +55,6 @@
     ".git",
     ".cache",
     "python/openshell/_proto",
-    "deploy/helm/openshell/templates",
 }
 
 # Individual filenames to skip.