Fixup various SPDX tags from the latest merge

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/board/bticino/mamoj/spl.c b/board/bticino/mamoj/spl.c
index c521837..c53bdce 100644
--- a/board/bticino/mamoj/spl.c
+++ b/board/bticino/mamoj/spl.c
@@ -1,9 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright (C) 2018 Simone CIANNI <simone.cianni@bticino.it>
  * Copyright (C) 2018 Raffaele RECALCATI <raffaele.recalcati@bticino.it>
  * Copyright (C) 2018 Jagan Teki <jagan@amarulasolutions.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>