feat: remove scripts/install-asdf-plugins.sh

mentioned in merge request gitlab-com/gl-infra/terraform-modules/google/gke-argocd-bootstrap!44

mentioned in merge request gitlab-com/gl-infra/gitlab-dedicated/library/byok-status-exporter!395

mentioned in merge request gitlab-com/kinds/rate-limits!25

mentioned in merge request fluentd-docker!152

mentioned in merge request transaction_watchdog!48

mentioned in merge request gitlab-org/analytics-section/platform-insights/data-insights-platform-helm-charts!116

mentioned in merge request asdf-gl-infra!139

mentioned in merge request gitlab-com/gl-infra/observability/tenant-observability/k8s-monitoring-stack!13

mentioned in merge request slackline!318

mentioned in merge request gitlab-com/gl-infra/cells/http-router-deployer!108

mentioned in merge request common-ci-task-tests!424

mentioned in merge request apps-script-scripts!12

mentioned in merge request gcp-quota-exporter!101

mentioned in merge request gitlab-com/gl-infra/platform/gitlab-issue-report-kit!65

mentioned in merge request gitlab-com/gl-infra/argocd/apps!333 (merged)

mentioned in merge request gitlab-com/gl-infra/argocd/config!177 (merged)

mentioned in merge request gitlab-com/gl-infra/data-access/durability/gitlab-backup-cli!184

mentioned in merge request gitlab-com/gl-infra/observability/tenant-observability/config-manager!340

mentioned in merge request common-ci-tasks!1242 (merged)