staging: comedi: ni_6527: include new "comedi_pci.h" header

Include the new "../comedi_pci.h" header instead of <linux/pci.h> and
"../comedidev.h", which will now get included indirectly.
Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/comedi/drivers/ni_6527.c

@@ -28,10 +28,9 @@
  */
 
 #include <linux/module.h>
-#include <linux/pci.h>
 #include <linux/interrupt.h>
 
-#include "../comedidev.h"
+#include "../comedi_pci.h"
 
 #include "comedi_fc.h"