fix: update input field from "key" to "name" in pipeline schedules to prevent an API error

mentioned in commit 34e3ffd6

mentioned in merge request gitlab-org/cli!2580

mentioned in merge request gitlab-com/gl-infra/woodhouse!734

mentioned in merge request gitlab-org/release-tools!4620

mentioned in merge request gitlab-com/gl-infra/oncall-robot-assistant!104

mentioned in merge request schober-server/kubernetes/images/gitlab-token-refresher!35

mentioned in merge request fforster/epic-update!41 (merged)

mentioned in merge request fforster/gitlab-mcp!202 (merged)

mentioned in merge request gitlab-com/gl-infra/autolabels!127 (merged)

mentioned in merge request gitlab-com/gl-infra/ringctl!392 (merged)

mentioned in merge request gitlab-com/gl-infra/platform/runway/runwayctl!1391 (merged)

mentioned in merge request sickit/token-operator!30

mentioned in merge request ydkn/gitlab-runner-cleanup!42