Added RBS change to the CHANGELOG

Author: kpumuk

CHANGELOG.md

@@ -1,11 +1,11 @@
 # Changelog
 
-
 ## 2.16.0 (September 24, 2021) [☰](https://github.com/kpumuk/meta-tags/compare/v2.15.0...v2.16.0)
 
 Changes:
 
 - Updated maximum dependency specified in gemspec (Getting Ready for Rails 7)
+- Added RBS type definitions.
 
 ## 2.15.0 (August 2, 2021) [☰](https://github.com/kpumuk/meta-tags/compare/v2.14.0...v2.15.0)