Don't print trying CPU

kernel/amd64/smp.c

@@ -102,7 +102,6 @@ void smp_init (void) {
 
   for (size_t i = 0; i < mp->cpu_count; i++) {
     if (mp->cpus[i]->lapic_id != thiscpu->lapic_id) {
-      DEBUG ("Trying CPU %u\n", mp->cpus[i]->lapic_id);
       mp->cpus[i]->goto_address = &amd64_smp_bootstrap;
     }
   }