CHANGELOG.md in runger_style-1.5.0 vs CHANGELOG.md in runger_style-1.6.0

@@ -1,4 +1,7 @@
+## v1.6.0 (2024-02-02)
+- Specify Ruby version in Gemfile (via .ruby-version file)
+
 ## v1.5.0 (2024-02-02)
 - Source Ruby version from `.ruby-version` file
 
 ## v1.4.0 (2024-02-01)
 - Disable `Style/MultilineBlockChain`