chore(release): prepare 3.4.3 release (#7177)

Author: programmer04

CHANGELOG.md

@@ -7,6 +7,7 @@ Adding a new version? You'll need three changes:
 * Add the diff link, like "[2.7.0]: https://github.com/kong/kubernetes-ingress-controller/compare/v1.2.2...v1.2.3".
   This is all the way at the bottom. It's the thing we always forget.
 --->
+ - [3.4.3](#343)
  - [3.4.2](#342)
  - [3.4.1](#341)
  - [3.4.0](#340)
@@ -104,6 +105,10 @@ Adding a new version? You'll need three changes:
 
 ## Unreleased
 
+## [3.4.3]
+
+> Release date: 2025-02-27
+
 ### Changed
 
 - Remove usage of `kube-rbac-proxy` from `default` kustomization.
@@ -128,8 +133,7 @@ Adding a new version? You'll need three changes:
   collected properly when the Konnect integration was enabled (only Konnect-related
   metrics were collected, omitting regular DP metrics). This has been fixed.
   [#6881](https://github.com/Kong/kubernetes-ingress-controller/pull/6881)
-
-- Fix mapping `KongConsumer` to respective `KongConsumerGroup` in Konnect
+- Fix mapping `KongConsumer` to respective `KongConsumerGroup` in Konnect.
   [#7144](https://github.com/Kong/kubernetes-ingress-controller/pull/7144)
 
 ## [3.4.2]