Add changelog section for v2.0.457 [skip ci]

PEZ · PEZ · commit b573c31414b3 · 2024-06-20T10:04:57.000+02:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -6,6 +6,8 @@ Changes to Calva.
 
 ## [Unreleased]
 
+## [2.0.457] - 2024-06-20
+
 - [Improve error message when tutorial files are unreachable](https://github.com/BetterThanTomorrow/calva/issues/2572)
 
 ## [2.0.456] - 2024-06-15
