arm64: dts: allwiner: Fix typo in dual licensed SPDX identifier

With dual licensed SPDX identifier the "OR" should
be uppercase.
Signed-off-by: Clément Péron <peron.clem@gmail.com>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>

arch/arm64/boot/dts/allwinner/sun50i-h6-beelink-gs1.dts

-// SPDX-License-Identifier: (GPL-2.0+ or MIT)
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
 /*
  * Copyright (C) 2019 Clément Péron <peron.clem@gmail.com>
  */

arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi-3.dts

-// SPDX-License-Identifier: (GPL-2.0+ or MIT)
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
 /*
  * Copyright (C) 2019 Ondřej Jirman <megous@megous.com>
  */

arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi-lite2.dts

-// SPDX-License-Identifier: (GPL-2.0+ or MIT)
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
 /*
  * Copyright (C) 2018 Jagan Teki <jagan@openedev.com>
  */

arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi-one-plus.dts

-// SPDX-License-Identifier: (GPL-2.0+ or MIT)
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
 /*
  * Copyright (C) 2018 Amarula Solutions
  * Author: Jagan Teki <jagan@amarulasolutions.com>

arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi.dtsi

-// SPDX-License-Identifier: (GPL-2.0+ or MIT)
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
 /*
  * Copyright (C) 2018 Amarula Solutions
  * Author: Jagan Teki <jagan@amarulasolutions.com>

arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts

-// SPDX-License-Identifier: (GPL-2.0+ or MIT)
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
 /*
  * Copyright (c) 2017 Icenowy Zheng <icenowy@aosc.io>
  */

arch/arm64/boot/dts/allwinner/sun50i-h6-tanix-tx6.dts

-// SPDX-License-Identifier: (GPL-2.0+ or MIT)
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
 /*
  * Copyright (c) 2019 Jernej Skrabec <jernej.skrabec@siol.net>
  */

arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi

-// SPDX-License-Identifier: (GPL-2.0+ or MIT)
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
 /*
  * Copyright (C) 2017 Icenowy Zheng <icenowy@aosc.io>
  */