fix(core-tracing): consolidate duplicate changelog sections

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: deyaaeldeen

sdk/core/core-tracing/CHANGELOG.md

@@ -10,16 +10,6 @@
 
 ### Other Changes
 
-## 1.3.2 (Unreleased)
-
-### Features Added
-
-### Breaking Changes
-
-### Bugs Fixed
-
-### Other Changes
-
 - Deprecated `Resolved<T>` type alias in favor of the built-in TypeScript `Awaited<T>` type.
 
 ## 1.3.1 (2025-09-11)