chore(changelog): Merge changelog sections (#5048)

Author: markushi

CHANGELOG.md

@@ -10,13 +10,7 @@
 ### Fixes
 
 - Only attach user attributes to logs if `sendDefaultPii` is enabled ([#5036](https://github.com/getsentry/sentry-java/pull/5036))
-
-### Fixes
-
 - Reject new logs if `LoggerBatchProcessor` is shutting down ([#5041](https://github.com/getsentry/sentry-java/pull/5041))
-
-### Fixes
-
 - Downgrade protobuf-javalite dependency from 4.33.1 to 3.25.8 ([#5044](https://github.com/getsentry/sentry-java/pull/5044))
 
 ### Dependencies