media: dvb-usb: add missing MODULE_DESCRIPTION() macros

With ARCH=x86, make allmodconfig && make W=1 C=1 reports:
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/media/usb/dvb-usb/dvb-usb-dibusb-common.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/media/usb/dvb-usb/dvb-usb-dibusb-mc-common.o

Add the missing invocations of the MODULE_DESCRIPTION() macro.

Signed-off-by: Jeff Johnson <[e-mail]>
Signed-off-by: Hans Verkuil <[e-mail]>

drivers/media/usb/dvb-usb/dibusb-common.c

···
 static int debug;
 module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug, "set debugging level (1=info (|-able))." DVB_USB_DEBUG_STATUS);
+MODULE_DESCRIPTION("Common methods for dibusb-based receivers");
 MODULE_LICENSE("GPL");
 
 #define deb_info(args...) dprintk(debug,0x01,args)

drivers/media/usb/dvb-usb/dibusb-mc-common.c

···
 
 #include "dibusb.h"
 
+MODULE_DESCRIPTION("Common methods for DIB3000MC");
 MODULE_LICENSE("GPL");
 
 /* 3000MC/P stuff */