fix(dashboard): remove unused updateDashboard export

updateDashboard has no callers in the core dashboard commands (list,
view, create). It will be added back when widget commands are introduced.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: betegon

src/lib/api-client.ts

@@ -23,7 +23,6 @@ export {
   createDashboard,
   getDashboard,
   listDashboards,
-  updateDashboard,
 } from "./api/dashboards.js";
 export {
   findEventAcrossOrgs,

src/lib/api/dashboards.ts

@@ -69,26 +69,3 @@ export async function createDashboard(
   );
   return data;
 }
-
-/**
- * Update a dashboard (full PUT — replaces all widgets).
- * Always GET first, modify, then PUT the full widget list.
- *
- * @param orgSlug - Organization slug
- * @param dashboardId - Dashboard ID
- * @param body - Dashboard update body (title, widgets)
- * @returns Updated dashboard detail
- */
-export async function updateDashboard(
-  orgSlug: string,
-  dashboardId: string,
-  body: { title: string; widgets: DashboardWidget[]; projects?: number[] }
-): Promise<DashboardDetail> {
-  const regionUrl = await resolveOrgRegion(orgSlug);
-  const { data } = await apiRequestToRegion<DashboardDetail>(
-    regionUrl,
-    `/organizations/${orgSlug}/dashboards/${dashboardId}/`,
-    { method: "PUT", body }
-  );
-  return data;
-}