Kernel: Add header includes closer to their use

Author: https://github.com/jamesmintram
Commit: 26d7c25076
Pull-request: https://github.com/SerenityOS/serenity/pull/10453
Reviewed-by: https://github.com/alimpfard
Reviewed-by: https://github.com/linusg ✅

Kernel/Bus/USB/USBHub.cpp

@@ -10,6 +10,7 @@
 #include <Kernel/Bus/USB/USBHub.h>
 #include <Kernel/Bus/USB/USBRequest.h>
 #include <Kernel/StdLib.h>
+#include <Kernel/Arch/x86/IO.h>
 
 namespace Kernel::USB {