riscv: dts: starfive: visionfive2 depend on SYS_CPU automatic dtsi inclusion

Drop visionfive2 per-board -u-boot.dtsi stubs and instead rely on
automatic inclusion of jh7110-u-boot.dtsi

Signed-off-by: E Shattow <e@freeshell.de>
Reviewed-by: Leo Yu-Chi Liang <ycliang@andestech.com>

arch/riscv/dts/jh7110-deepcomputing-fml13v01-u-boot.dtsi

@@ -1,7 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0 OR MIT
-/*
- * Copyright (C) 2024 StarFive Technology Co., Ltd.
- */
-
-#include "jh7110-u-boot.dtsi"
-#include "starfive-visionfive2-binman.dtsi"

arch/riscv/dts/jh7110-milkv-mars-u-boot.dtsi

@@ -1,7 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0 OR MIT
-/*
- * Copyright (C) 2024 StarFive Technology Co., Ltd.
- */
-
-#include "jh7110-u-boot.dtsi"
-#include "starfive-visionfive2-binman.dtsi"

arch/riscv/dts/jh7110-pine64-star64-u-boot.dtsi

@@ -1,7 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0 OR MIT
-/*
- * Copyright (C) 2024 StarFive Technology Co., Ltd.
- */
-
-#include "jh7110-u-boot.dtsi"
-#include "starfive-visionfive2-binman.dtsi"

arch/riscv/dts/jh7110-starfive-visionfive-2-v1.2a-u-boot.dtsi

@@ -1,7 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0 OR MIT
-/*
- * Copyright (C) 2024 StarFive Technology Co., Ltd.
- */
-
-#include "jh7110-u-boot.dtsi"
-#include "starfive-visionfive2-binman.dtsi"

arch/riscv/dts/jh7110-starfive-visionfive-2-v1.3b-u-boot.dtsi

@@ -1,7 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0 OR MIT
-/*
- * Copyright (C) 2023 StarFive Technology Co., Ltd.
- */
-
-#include "jh7110-u-boot.dtsi"
-#include "starfive-visionfive2-binman.dtsi"

arch/riscv/dts/jh7110-u-boot.dtsi

@@ -83,3 +83,4 @@
 	assigned-clock-rates = <0>; /* FIXME: delete property and implement cpufreq */
 };
 
+#include "starfive-visionfive2-binman.dtsi"