android: hal: License camera3_hal.cpp as LGPL-2.1-or-later

The camera3_hal.cpp is incorrectly licensed as GPL-2.0-or-later, instead
of LGPL-2.1-or-later as the rest of the HAL implementation. Fix it.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Jacopo Mondi <jacopo@jmondi.org>

src/android/camera3_hal.cpp

@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0-or-later */
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
 /*
  * Copyright (C) 2019, Google Inc.
  *