Update `changes.xml`.
Improve PatternLayout performance by reducing unnecessary indirection and branching.
</action>
<!-- FIXES -->
+ <action issue="LOG4J2-3172" dev="vy" type="fix" due-to="Barry Fleming">
+ Buffer immutable log events in the SmtpManager.
+ </action>
<action issue="LOG4J2-3175" dev="vy" type="fix" due-to="wuqian0808">
Avoid KafkaManager override when topics differ.
</action>
