fix changelog

Author: marandaneto

CHANGELOG.md

@@ -2,15 +2,10 @@
 
 * Fix: Do not append stack trace to the exception if there are no frames
 * Fix: Empty DSN disables the SDK and runs the App
+* Refactoring: Migrate Sentry Dart to null safety
 
 # 4.0.6
 
-* Fix: Do not append stack trace to the exception if there are no frames
-* Fix: Empty DSN disables the SDK and runs the App
-
-# 4.0.6
-
-* Refactoring: Migrate Sentry Dart to null safety
 * Fix: captureMessage defaults SentryLevel to info
 * Fix: SentryEvent.throwable returns the unwrapped throwable instead of the throwableMechanism
 * Feat: Support enableNativeCrashHandling on iOS