staging: wilc1000: declare 'fops' as const

Change the declaration of the file_operations structure 'fops' into
const as suggested by checkpatch.

WARNING: struct file_operations should normally be const
Signed-off-by: Eva Rachel Retuya <eraretuya@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wilc1000/wilc_debugfs.c

@@ -130,7 +130,7 @@ struct wilc_debugfs_info_t {
 	const char *name;
 	int perm;
 	unsigned int data;
-	struct file_operations fops;
+	const struct file_operations fops;
 };
 
 static struct wilc_debugfs_info_t debugfs_info[] = {