docs: update changelog entry

Author: KristjanESPERANTO

CHANGELOG.md

@@ -14,7 +14,7 @@ planned for 2026-01-01
 ### Added
 
 - [weather] feat: add configurable forecast date format option (#3918)
-- [core] Add new `server:watch` script to run MagicMirror² server-only with automatic restarts when JS files in `modules`, `js`, `serveronly`, or the `config` files changes (#3920)
+- [core] Add new `server:watch` script to run MagicMirror² server-only with automatic restarts when files (defined in `config.watchTargets`) change (#3920)
 
 ### Changed