dt-bindings: rcc: stm32: Sync with u-boot copy for STM32MP13 SoC

Minor cosmetic change, aligned with files in U-Boot:
- change obsolete SPDX id : GPL-2.0+ and use the same license
GPL-2.0-only for the 2 files
- use correct mail address [e-mail]
- remove extra space

Signed-off-by: Patrick Delaunay <[e-mail]>
Link: https://lore.kernel.org/r/20230510184305.v2.1.I417093ddcea282be479f10a37147d1935a9050b7@changeid
Acked-by: Conor Dooley <[e-mail]>
Acked-by: Gabriel Fernandez <[e-mail]>
Acked-by: Rob Herring <[e-mail]>
Signed-off-by: Stephen Boyd <[e-mail]>

include/dt-bindings/clock/stm32mp13-clks.h

···
-/* SPDX-License-Identifier: GPL-2.0+ or BSD-3-Clause */
+/* SPDX-License-Identifier: GPL-2.0-only OR BSD-3-Clause */
 /*
  * Copyright (C) STMicroelectronics 2020 - All Rights Reserved
- * Author: Gabriel Fernandez <[e-mail]> for STMicroelectronics.
+ * Author: Gabriel Fernandez <[e-mail]> for STMicroelectronics.
  */
 
 #ifndef _DT_BINDINGS_STM32MP13_CLKS_H_
···
 #define CK_MCO1		38
 #define CK_MCO2		39
 
-/*  IP clocks */
+/* IP clocks */
 #define SYSCFG		40
 #define VREF		41
 #define DTS		42

include/dt-bindings/reset/stm32mp13-resets.h

···
-/* SPDX-License-Identifier: GPL-2.0 or BSD-3-Clause */
+/* SPDX-License-Identifier: GPL-2.0-only OR BSD-3-Clause */
 /*
  * Copyright (C) STMicroelectronics 2018 - All Rights Reserved
- * Author: Gabriel Fernandez <[e-mail]> for STMicroelectronics.
+ * Author: Gabriel Fernandez <[e-mail]> for STMicroelectronics.
  */
 
 #ifndef _DT_BINDINGS_STM32MP13_RESET_H_