hw/pci-host/q35: Include "qemu/range.h"

The MCHPCIState structure uses the Range type which is declared in
"qemu/range.h". Include it.

This fixes (when modifying unrelated headers):

  In file included from hw/pci-host/q35.c:32:
  include/hw/pci-host/q35.h:57:11: error: field has incomplete type 'Range' (aka 'struct Range')
      Range pci_hole;
            ^
  include/qemu/typedefs.h:116:16: note: forward declaration of 'struct Range'
  typedef struct Range Range;
                 ^

Acked-by: John Snow <jsnow@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20200228114649.12818-13-philmd@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>

include/hw/pci-host/q35.h

@@ -33,6 +33,7 @@
 #include "hw/pci-host/pam.h"
 #include "hw/i386/intel_iommu.h"
 #include "qemu/units.h"
+#include "qemu/range.h"
 
 #define TYPE_Q35_HOST_DEVICE "q35-pcihost"
 #define Q35_HOST_DEVICE(obj) \