chore: reorganize file directories

We have reorganized all the file directories that previously looked ugly as hell (cough cough arch/x86_64 cough)

Now it looks much cleaner

Signed-off-by: kaguya <vpshinomiya@protonmail.com>

src/arch/x86_64/sys/pit.h

@@ -0,0 +1,13 @@
+#pragma once
+#include <stdint.h>
+#include "irq.h"
+#include "arch/x86_64/cpu/io.h"
+#include "libk/stdio.h"
+#include "e9.h"
+
+extern volatile uint64_t g_Ticks;
+extern uint64_t g_Unixseconds;
+
+void x86_64_PIT_Initialize(uint32_t frequency);
+uint64_t PIT_GetTicks(void);
+void PIT_IRQ_Handler(Registers* regs);