[gnome-calculator] Updated Czech translation

[Marek Černocký <mcernocky src gnome org>]

commit 5a5dcb2d5d2159d538f432504dc14a490d0a383a
Author: Marek Černocký <marek manet cz>
Date:   Fri Oct 30 00:23:32 2020 +0100

    Updated Czech translation

 po/cs.po | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/po/cs.po b/po/cs.po
index d8de0864..d922443c 100644
--- a/po/cs.po
+++ b/po/cs.po
@@ -1360,7 +1360,7 @@ msgstr "gram,gramy,gramů,g"
 
 #: lib/unit.vala:84
 msgid "Stone"
-msgstr "Kámen"
+msgstr "Kameny"
 
 #: lib/unit.vala:84
 #, c-format