[media] xc4000: add module meta-tag with the firmware names

This meta-tag is used by some distros to help them package
the firmware and generate proper initrd images.

So, add the firmware names there.
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

drivers/media/tuners/xc4000.c

@@ -1769,3 +1769,5 @@ EXPORT_SYMBOL(xc4000_attach);
 MODULE_AUTHOR("Steven Toth, Davide Ferri");
 MODULE_DESCRIPTION("Xceive xc4000 silicon tuner driver");
 MODULE_LICENSE("GPL");
+MODULE_FIRMWARE(XC4000_DEFAULT_FIRMWARE_NEW);
+MODULE_FIRMWARE(XC4000_DEFAULT_FIRMWARE);