chore: update changelog

Author: devpavan04

apps/leaderboard/CHANGELOG.md

@@ -1,17 +1,12 @@
 ## 0.0.5 (2025-09-10)
 
-### 🚀 Features
-
-- add mainnet support to leaderboard with network toggle ([#3052](https://github.com/tangle-network/dapp/pull/3052))
-
 ### 🩹 Fixes
 
 - enhance leaderboard search with hybrid filtering ([#3062](https://github.com/tangle-network/dapp/pull/3062))
 
 ### ❤️ Thank You
 
 - Pavan Soratur @devpavan04
-- Trung-Tin Pham @AtelyPham
 
 ## 0.0.4 (2025-08-25)