We have a new senvcfg register in the general CSR ONE_REG interface so let us add it to get-reg-list test. Signed-off-by: Anup Patel <apatel@ventanamicro.com> Reviewed-by: Andrew Jones <ajones@ventanamicro.com> Signed-off-by: Anup Patel <anup@brainfault.org>