Fix broken link to KRaft migration in CHANGELOG (#11530)

Signed-off-by: Jakub Scholz <www@scholzj.com>

Author: scholzj

CHANGELOG.md

@@ -81,7 +81,7 @@
 ### Major changes, deprecations and removals
 
 * **Strimzi 0.45 is the last minor Strimzi version with support for ZooKeeper-based Apache Kafka clusters and MirrorMaker 1 deployments.**
-  **Please make sure to [migrate to KRaft](https://strimzi.io/docs/operators/latest/full/deploying.html#assembly-kraft-mode-str) and MirrorMaker 2 before upgrading to Strimzi 0.46 or newer.**
+  **Please make sure to [migrate to KRaft](https://strimzi.io/docs/operators/0.45.0/full/deploying.html#assembly-kraft-mode-str) and MirrorMaker 2 before upgrading to Strimzi 0.46 or newer.**
 * **Strimzi 0.45 is the last Strimzi version to include the [Strimzi EnvVar Configuration Provider](https://github.com/strimzi/kafka-env-var-config-provider) (deprecated in Strimzi 0.38.0) and [Strimzi MirrorMaker 2 Extensions](https://github.com/strimzi/mirror-maker-2-extensions) (deprecated in Strimzi 0.28.0).**
   Please use the Apache Kafka [EnvVarConfigProvider](https://github.com/strimzi/kafka-env-var-config-provider?tab=readme-ov-file#deprecation-notice) and [Identity Replication Policy](https://github.com/strimzi/mirror-maker-2-extensions?tab=readme-ov-file#identity-replication-policy) instead.