docs(core): Add reflection state changelog entry

adinauer · adinauer · commit 30db42a35004 · 2026-06-24T17:19:48.000+02:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## Unreleased
+
+### Internal
+
+- Reduce JSON serialization overhead by allocating reflection cycle-tracking state only when reflection serialization is used. ([#5600](https://github.com/getsentry/sentry-java/pull/5600))
+
 ## 8.43.1
 
 ### Fixes
