arm64: defconfig: Enable R8A779H0 SoC

Enable support for the Renesas R-Car V4M (R8A779H0) SoC in the ARM64
defconfig.
Signed-off-by: Linh Phung <linh.phung.jy@renesas.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Link: https://lore.kernel.org/r/2e3b5ac22b92bd507940d1644bbff831a773721b.1706194617.git.geert+renesas@glider.be

arch/arm64/configs/defconfig

@@ -1377,6 +1377,7 @@ CONFIG_ARCH_R8A77980=y
 CONFIG_ARCH_R8A77970=y
 CONFIG_ARCH_R8A779A0=y
 CONFIG_ARCH_R8A779G0=y
+CONFIG_ARCH_R8A779H0=y
 CONFIG_ARCH_R8A774C0=y
 CONFIG_ARCH_R8A774E1=y
 CONFIG_ARCH_R8A774A1=y