fix(admin): type-fix clothing-set hard-fail test mock

Co-authored-by: Cursor <[email protected]>

src/lib/services/clothing-set-import.test.ts

@@ -94,8 +94,7 @@ describe("importClothingSet", () => {
 		importSingleFigure.mockResolvedValueOnce({
 			ok: false,
 			lib: "shirt_M_x",
-			warnings: [],
-			error: "nitro missing",
+			warnings: [] as string[],
 		});
 		const r = await importClothingSet({ setType: "ch", setId: 5000 });
 		expect(r.ok).toBe(false);