[ghex] Updated Czech translation

[Marek Černocký <mcernocky src gnome org>]

commit 75b6e0630b3f5032e569b86fd9ca29405ce9054a
Author: Marek Černocký <marek manet cz>
Date:   Sun Nov 29 11:44:27 2020 +0100

    Updated Czech translation

 help/cs/cs.po                        |   2 +-
 help/cs/figures/ghex_window_open.png | Bin 134974 -> 105814 bytes
 2 files changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/help/cs/cs.po b/help/cs/cs.po
index c6f9bf8..f007604 100644
--- a/help/cs/cs.po
+++ b/help/cs/cs.po
@@ -304,7 +304,7 @@ msgid ""
 "md5='31fc4c732edba8668056e88d1f4239f2'"
 msgstr ""
 "external ref='figures/ghex_window_open.png' "
-"md5='8bdb8a6eb999429463bf08609f24e07f'"
+"md5='c7f56718907c27fbdeef61567c60e1a7'"
 
 #. (itstool) path: screenshot/mediaobject
 #: C/index.docbook:223
diff --git a/help/cs/figures/ghex_window_open.png b/help/cs/figures/ghex_window_open.png
index 30a2008..12dc55a 100644
Binary files a/help/cs/figures/ghex_window_open.png and b/help/cs/figures/ghex_window_open.png differ