mtd: Update copyright notices

Signed-off-by: David Woodhouse <dwmw2@infradead.org>
diff --git a/drivers/mtd/rfd_ftl.c b/drivers/mtd/rfd_ftl.c
index 63b83c0..cc4d180 100644
--- a/drivers/mtd/rfd_ftl.c
+++ b/drivers/mtd/rfd_ftl.c
@@ -1,7 +1,7 @@
 /*
  * rfd_ftl.c -- resident flash disk (flash translation layer)
  *
- * Copyright (C) 2005  Sean Young <sean@mess.org>
+ * Copyright © 2005  Sean Young <sean@mess.org>
  *
  * This type of flash translation layer (FTL) is used by the Embedded BIOS
  * by General Software. It is known as the Resident Flash Disk (RFD), see: