Fix user CPU context saving

kernel/amd64/smp.c

@@ -11,9 +11,9 @@
 #include <proc/proc.h>
 #include <sync/spin_lock.h>
 #include <sys/debug.h>
+#include <sys/sched.h>
 #include <sys/smp.h>
 #include <sys/syscall.h>
-#include <sys/sched.h>
 
 /// Cpu ID counter
 static atomic_uint cpu_counter = 0;
@@ -83,7 +83,7 @@ static void amd64_smp_bootstrap (struct limine_mp_info* mp_info) {
   DEBUG ("CPU %u is online!\n", thiscpu->id);
 
   atomic_fetch_sub (&cpu_init_count, 1);
-  
+
   struct proc* spin_proc = proc_spawn_rd ("spin.exe");
   proc_register (spin_proc, thiscpu);