Bump external-dns chart version

scripts/review_apps/review-apps.sh

@@ -191,11 +191,9 @@ function install_external_dns() {
     helm repo update
 
     # Default requested: CPU => 0, memory => 0
-    # Chart > 2.6.1 has a problem with AWS so we're pinning it for now.
-    # See https://gitlab.com/gitlab-org/gitlab/issues/37269 and https://github.com/kubernetes-sigs/external-dns/issues/1262
     helm install "${release}" bitnami/external-dns \
       --namespace "${namespace}" \
-      --version '2.6.1' \
+      --version '2.13.3' \
       --set provider="aws" \
       --set aws.credentials.secretKey="${REVIEW_APPS_AWS_SECRET_KEY}" \
       --set aws.credentials.accessKey="${REVIEW_APPS_AWS_ACCESS_KEY}" \