Fix CHANGELOG about #120 (#121)

Author: r7kamura

CHANGELOG.md

@@ -2,9 +2,10 @@
 
 ## master
 
+- [PR#120](https://github.com/DmitryTsepelev/graphql-ruby-fragment_cache/pull/120) Fix warning on ActiveSupport::Cache.format_version ([@Drowze][])
+
 ## 1.20.4 (2024-10-05)
 
-- [PR#120](https://github.com/DmitryTsepelev/graphql-ruby-fragment_cache/pull/120) Fix warning on ActiveSupport::Cache.format_version ([@Drowze][])
 - [PR#119](https://github.com/DmitryTsepelev/graphql-ruby-fragment_cache/pull/119) Fix Rails cache_format_version deprecation ([@noma4i][])
 
 ## 1.20.3 (2024-09-06)