fdt: strerr: Remove spurious BADOVERLAY

There's one FDT_ERR_BADOVERLAY too many in the fdt error table.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
diff --git a/libfdt/fdt_strerror.c b/libfdt/fdt_strerror.c
index e00fcb1..4ab3eb7 100644
--- a/libfdt/fdt_strerror.c
+++ b/libfdt/fdt_strerror.c
@@ -78,7 +78,6 @@
 	FDT_ERRTABENT(FDT_ERR_BADSTRUCTURE),
 	FDT_ERRTABENT(FDT_ERR_BADLAYOUT),
 	FDT_ERRTABENT(FDT_ERR_BADOVERLAY),
-	FDT_ERRTABENT(FDT_ERR_BADOVERLAY),
 	FDT_ERRTABENT(FDT_ERR_NOPHANDLES),
 };
 #define FDT_ERRTABSIZE	(sizeof(fdt_errtable) / sizeof(fdt_errtable[0]))