USB: usb-storage: added missing MODULE_LICENSE("GPL") for usb-storage ums-* modules

The lack of a MODULE_LICENSE macro in ums-* subdrivers prevented them
from loading. Needs to be applied after Alan Stern's usb-storage
subdriver separation patchset. Also added missing MODULE_DESCRIPTION and
MODULE_AUTHOR entries.

Signed-off-by: Maciej Grela <maciej.grela@gmail.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Acked-by: Matthew Dharm <mdharm-usb@one-eyed-alien.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/storage/alauda.c b/drivers/usb/storage/alauda.c
index d3a88eb..67edc65 100644
--- a/drivers/usb/storage/alauda.c
+++ b/drivers/usb/storage/alauda.c
@@ -42,6 +42,10 @@
 #include "protocol.h"
 #include "debug.h"
 
+MODULE_DESCRIPTION("Driver for Alauda-based card readers");
+MODULE_AUTHOR("Daniel Drake <dsd@gentoo.org>");
+MODULE_LICENSE("GPL");
+
 /*
  * Status bytes
  */