add shebang and license

community/modules/scheduler/schedmd-slurm-gcp-v6-controller/modules/slurm_files/scripts/tools/gpu-test

@@ -1,3 +1,18 @@
+#!/bin/bash
+# Copyright 2024 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 # Fail gracefully if nvidia-smi or dcgmi doesn't exist
 if ! type -P nvidia-smi 1>/dev/null; then
     echo "nvidia-smi not found - this script requires nvidia-smi to function" >&2