fix(deps): update dependency uis/devops/continuous-delivery/ci-templates to v7.28.0

mentioned in merge request gke-cluster!142 (merged)

mentioned in merge request ucam-minimal-gcp-monitoring!72 (merged)

mentioned in merge request gcp-function!120 (merged)

mentioned in merge request gcp-monitoring!75 (merged)

mentioned in merge request ucam-gcp-secret!117 (merged)

mentioned in merge request gcp-alert-snooze!149 (merged)

mentioned in merge request ucam-observe-remote-server!106 (merged)

mentioned in merge request gcp-scheduled-script!132

mentioned in merge request gcp-container-image-mirror!113 (merged)

mentioned in merge request gcp-cloud-run-function!86 (merged)

mentioned in merge request gcp-site-monitoring!150 (merged)

mentioned in merge request gcp-cloud-run-app!169

mentioned in merge request gcp-secret-manager!121 (merged)

mentioned in merge request gcp-alert-to-gitlab-issue!52 (merged)

mentioned in merge request gcp-notification-to-gitlab-issue!133 (merged)

mentioned in merge request ucam-faas-long!116 (merged)

mentioned in merge request ucam-faas!163 (merged)

mentioned in merge request uis-traffic-manager-mtls!39

mentioned in merge request gcp-pubsub-to-ms-teams!146 (merged)