hw/misc/sga: Use the correct ISA include

The SGA BIOS loader is an ISA device, it does not require the PCI header.
Signed-off-by: NPhilippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20180528232719.4721-18-f4bug@amsat.org>
Acked-by: NMichael S. Tsirkin <mst@redhat.com>
Reviewed-by: Marcel Apfelbaum<marcel.apfelbaum@gmail.com>
Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com>

hw/misc/sga.c

@@ -25,7 +25,7 @@
  *
  */
 #include "qemu/osdep.h"
-#include "hw/pci/pci.h"
+#include "hw/isa/isa.h"
 #include "hw/loader.h"
 #include "sysemu/sysemu.h"