Add 0.46.1 CHANGELOG entry (#11566)

Signed-off-by: Katherine Stanley <11195226+katheris@users.noreply.github.com>

Author: katheris

CHANGELOG.md

@@ -1,5 +1,10 @@
 # CHANGELOG
 
+## 0.46.1
+
+* Update CSV file for OLM installation to add missing permission for broker Pods to "get" nodes Kubernetes resource.
+* Allow the injection of annotations on the deployment object in Helm charts.
+
 ## 0.46.0
 
 * Add support for Kafka 4.0.0.