Big code refactor, get rid of HAL entirely

kernel/syscall/dev.c

@@ -1,15 +1,15 @@
 #include <stdint.h>
 #include <stddef.h>
-#include "kprintf.h"
-#include "syscall.h"
-#include "errors.h"
+#include "syscall/syscall.h"
 #include "spinlock/spinlock.h"
 #include "proc/proc.h"
 #include "sysdefs/dev.h"
 #include "util/util.h"
-#include "hshtb.h"
 #include "dev/dev.h"
 #include "std/string.h"
+#include "errors.h"
+#include "kprintf.h"
+#include "hshtb.h"
 
 int32_t SYSCALL2(sys_dev_gethandle, dev1, devname1) {
   uint64_t *devh = (uint64_t *)dev1;