driver: interrupt_controller: intc_clic: support 32 and 64 bit riscv cpu

This patch is used to provide clic(eclic) in 64 bit riscv cpu support,
since in 64 bit riscv cpu, the clic irq table entry is also 64 bit,
so we need to use ld/sd to do irq entry load and store

Signed-off-by: Huaqi Fang <578567190@qq.com>