configs: enable SYSRESET_SBI on qemu-riscvXX_smode_defconfig

There should be a platform compiled with the new driver.

Enable CONFIG_SYSRESET_SBI for all QEMU boards using SBI.

If you want to test the SBI sysreset driver, disable
CONFIG_SYSRESET_SYSCON.

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Leo Yu-Chi Liang <ycliang@andestech.com>
diff --git a/configs/qemu-riscv64_smode_defconfig b/configs/qemu-riscv64_smode_defconfig
index 63b205d..db2f21d 100644
--- a/configs/qemu-riscv64_smode_defconfig
+++ b/configs/qemu-riscv64_smode_defconfig
@@ -18,3 +18,4 @@
 CONFIG_OF_PRIOR_STAGE=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_DM_MTD=y
+CONFIG_SYSRESET_SBI=y