Update changelog

changelog

@@ -1,12 +1,2 @@
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+**New Features:**  
-### 🎉 **Release v1.2.0** 🎉  
+- 🌐 **Sing-box Integration with Normal Subscriptions:** Added support for managing sing-box configurations through normal subscriptions.
-
-🔹 **New Features:**  
-- 🗄️ Added Backup Restore API & CLI  
-- 💾 Implemented Backup & Restore in the web panel  
-- 🎨 Enhanced Normal-Sub UI & data display  
-
-🔹 **Fixes & Improvements:**  
-- 🌐 Fixed IPv4/IPv6 URI handling in Normal-Sub  
-- 🔧 Improved `/restore` API method  
-- 🔑 Fixed permission issues