Kernel: Move {Virtual,Physical}Address classes to the Memory directory

Author: https://github.com/supercomputer7
Commit: aaa1de7878
Pull-request: https://github.com/SerenityOS/serenity/pull/17604
Reviewed-by: https://github.com/gmta ✅
Reviewed-by: https://github.com/kleinesfilmroellchen ✅

Kernel/Prekernel/Prekernel.h

@@ -7,9 +7,9 @@
 #pragma once
 
 #ifdef __cplusplus
+#    include <Kernel/Memory/PhysicalAddress.h>
+#    include <Kernel/Memory/VirtualAddress.h>
 #    include <Kernel/Multiboot.h>
-#    include <Kernel/PhysicalAddress.h>
-#    include <Kernel/VirtualAddress.h>
 #endif
 
 #define MAX_KERNEL_SIZE 0x4000000