SMP initialization

include/smp/smp.h

• void smp_wakeup()
• void smp_init(struct limine_mp_response *mpr)
• void smp_setup_bsp()
• void smp_wait_for_others_to_idle()
• void topology_init(void)
• void smp_disable_all_ticks()
• void smp_enable_all_ticks()
• void smp_dump_core(struct core *c)