Reduce differences with cy_isa.c: fixed an unsorted include.

Remove unused includes.

sys/dev/cy/cy_pci.c

@@ -35,17 +35,13 @@ __FBSDID("$FreeBSD$");
 #include "opt_cy_pci_fastintr.h"
 
 #include <sys/param.h>
-#include <sys/systm.h>
-#include <sys/kernel.h>
 #include <sys/bus.h>
+#include <sys/kernel.h>
 
 #include <machine/bus.h>
 #include <sys/rman.h>
 #include <machine/resource.h>
 
-#include <vm/vm.h>
-#include <vm/pmap.h>
-
 #include <dev/pci/pcivar.h>
 
 #include <dev/cy/cyvar.h>