fix: init prototype

proto/vcpu/vcpu.c

 #include "vcpu.h"
 #include "../debug/debug.h"
 #include "../region/vxmon.h"
+#include "linux/string.h"
 #include <linux/errno.h>
 
 int init_vcpu(struct vcpu_t *vcpu, struct vmxon_t *vmxon) {

proto/vcpu/vcpu.h

@@ -9,4 +9,4 @@ struct vcpu_t {
      * point*/
 };
 
-int init_vcpu(struct vcpu_t *vcpu);
+int init_vcpu(struct vcpu_t *vcpu, struct vmxon_t *vmxon);