Bump cluster-applications to 0.17.0

- Updates runner to 0.17.0 and Cilium to 1.7.4
- Use cluster_applications keyword

changelogs/unreleased/gl-cluster-applications-json.yml

+---
+title: Bump cluster-applications to 0.17.0, which updates Runner to 0.17.0 and Cilium
+  to 1.7.4
+merge_request: 32931
+author:
+type: changed

lib/gitlab/ci/templates/Managed-Cluster-Applications.gitlab-ci.yml

 apply:
   stage: deploy
-  image: "registry.gitlab.com/gitlab-org/cluster-integration/cluster-applications:v0.16.0"
+  image: "registry.gitlab.com/gitlab-org/cluster-integration/cluster-applications:v0.17.0"
   environment:
     name: production
   variables:
@@ -26,6 +26,8 @@ apply:
     refs:
       - master
   artifacts:
+    reports:
+      cluster_applications: gl-cluster-applications.json
     when: on_failure
     paths:
       - tiller.log