From 4778a915cffd276c1fee7ae55526e30e06c12eaa Mon Sep 17 00:00:00 2001
From: Brian Popow <popow@gmx.de>
Date: Tue, 1 Oct 2019 19:00:16 +0200
Subject: [PATCH] Update external for histogram reference images

---
 tests/Images/External | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/Images/External b/tests/Images/External
index 99a2bc523..468e39ad2 160000
--- a/tests/Images/External
+++ b/tests/Images/External
@@ -1 +1 @@
-Subproject commit 99a2bc523cd4eb00e37af20d1b2088fa11564c57
+Subproject commit 468e39ad25c9c2f38d5a16d603ec09f11d1fe0a2