[PATCH] remove an unused function declaration from sym53c416.h

The patch below removes a declaration for a function that is no longer
present.

I've tested the compilation with 2.5.72-mm2.

drivers/scsi/sym53c416.h

@@ -25,7 +25,6 @@
 static int sym53c416_detect(Scsi_Host_Template *);
 static const char *sym53c416_info(struct Scsi_Host *);
 static int sym53c416_release(struct Scsi_Host *);
-static int sym53c416_command(Scsi_Cmnd *);
 static int sym53c416_queuecommand(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *));
 static int sym53c416_abort(Scsi_Cmnd *);
 static int sym53c416_host_reset(Scsi_Cmnd *);