CHANGELOG.md in eps-0.4.1 vs CHANGELOG.md in eps-0.5.0

@@ -1,4 +1,8 @@
+## 0.5.0 (2023-07-02)
+
+- Dropped support for Ruby < 3
+
 ## 0.4.1 (2022-09-28)
 
 - Fixed `cannot load such file -- matrix` error with Ruby 3.1
 
 ## 0.4.0 (2022-09-02)