Enable the Renesas R-Car V3M (R8A77970) SoC in the ARM64 defconfig.

Suggested-by: Simon Horman <horms@verge.net.au>
Signed-off-by: Sergei Shtylyov <redacted>

---
The patch is against the ARM64 repo's 'for-next/core' branch plus the patch
enabling R8A77995 SoC (https://patchwork.kernel.org/patch/9905747/).

 arch/arm64/configs/defconfig |    1 +
 1 file changed, 1 insertion(+)

Index: linux/arch/arm64/configs/defconfig
===================================================================

--- linux.orig/arch/arm64/configs/defconfig
+++ linux/arch/arm64/configs/defconfig

@@ -50,6 +50,7 @@ CONFIG_ARCH_SEATTLE=y
 CONFIG_ARCH_RENESAS=y
 CONFIG_ARCH_R8A7795=y
 CONFIG_ARCH_R8A7796=y
+CONFIG_ARCH_R8A77970=y
 CONFIG_ARCH_R8A77995=y
 CONFIG_ARCH_STRATIX10=y
 CONFIG_ARCH_TEGRA=y