Make repo compliant (#900)

.ci/build

@@ -1,18 +1,8 @@
 #!/usr/bin/env bash
 
-# Copyright (c) 2018 SAP SE or an SAP affiliate company. All rights reserved.
+# SPDX-FileCopyrightText: 2024 SAP SE or an SAP affiliate company and Gardener contributors
 #
-# 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.
+# SPDX-License-Identifier: Apache-2.0
 
 set -e
 

.ci/check

@@ -1,18 +1,8 @@
 #!/usr/bin/env bash
 
-# Copyright (c) 2018 SAP SE or an SAP affiliate company. All rights reserved.
+# SPDX-FileCopyrightText: 2024 SAP SE or an SAP affiliate company and Gardener contributors
 #
-# 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.
+# SPDX-License-Identifier: Apache-2.0
 
 set -e
 

.ci/test

@@ -1,18 +1,8 @@
 #!/usr/bin/env bash
 
-# Copyright (c) 2018 SAP SE or an SAP affiliate company. All rights reserved.
+# SPDX-FileCopyrightText: 2024 SAP SE or an SAP affiliate company and Gardener contributors
 #
-# 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.
+# SPDX-License-Identifier: Apache-2.0
 
 set -e