RISC-V: KVM: Set initial value of hedeleg in kvm_arch_vcpu_create()

RISC-V: KVM: Set initial value of hedeleg in kvm_arch_vcpu_create()

The hedeleg may be updated by ONE_REG interface before the VCPU
is run at least once hence set the initial value of hedeleg in
kvm_arch_vcpu_create() instead of kvm_riscv_vcpu_setup_config().

Signed-off-by: Anup Patel <apatel@ventanamicro.com>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
Reviewed-by: Nutty Liu <nutty.liu@hotmail.com>
Link: https://lore.kernel.org/r/20250823155947.1354229-2-apatel@ventanamicro.com
Signed-off-by: Anup Patel <anup@brainfault.org>