frontend-plugin-api: refresh API report after rebase

Regenerate the frontend plugin API report after rebasing so the deprecated AlertApi ref annotations match the current extracted public API.

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>
Made-with: Cursor

packages/frontend-plugin-api/report.api.md

@@ -31,7 +31,7 @@ export type AlertApi = {
   alert$(): Observable<AlertMessage>;
 };
 
-// @public
+// @public @deprecated
 export const alertApiRef: ApiRef_2<AlertApi, 'core.alert'> & {
   readonly $$type: '@backstage/ApiRef';
 };