Update CHANGELOG

Author: vbaranov

CHANGELOG.md

@@ -7,6 +7,10 @@
 - Run background migrations immediately on green install ([#14424](https://github.com/blockscout/blockscout/issues/14424))
 - Adapt maybe_reject_zero_value for pre-changeset values ([#14425](https://github.com/blockscout/blockscout/issues/14425))
 
+### ⚙️ Miscellaneous Tasks
+
+- Distributed MapCache ([#14411](https://github.com/blockscout/blockscout/pull/14411))
+
 ## 11.1.2
 
 ### 🐛 Bug Fixes