Make reuse happy again by adding appropriate license and copyright info.
Fixes: 1f8085953086 ("bindings: rust: build against pkg-config info")
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Acked-by: Erik Schilling <erik.schilling@linaro.org>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
+/* SPDX-License-Identifier: Apache-2.0 OR BSD-3-Clause */
+/* SPDX-FileCopyrightText: 2023 Linaro Ltd. */
+/* SPDX-FileCopyrightText: 2023 Erik Schilling <erik.schilling@linaro.org> */
+
#include <gpiod.h>