staging: rts5139: Added in sd_cprm.c an include to fix a sparse warning

Fix the following warnings from sparse in drivers/staging/rts5139/sd_cprm.c
due to the missing include of sd_cprm.h

Signed-off-by: Ana Rey <anarey@gmail.com>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Signed-off-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com>

drivers/staging/rts5139/sd_cprm.c

@@ -35,6 +35,7 @@
 #include "rts51x_scsi.h"
 #include "rts51x_card.h"
 #include "rts51x_chip.h"
+#include "sd_cprm.h"
 #include "sd.h"
 
 #ifdef SUPPORT_CPRM