feat: polish bank operation cards and dates

src/entities/bank-card/ui/BankCardForm.test.tsx

@@ -67,7 +67,7 @@ describe("BankCardForm", () => {
 	it("retains an invalid opening date draft and explains conflict with saved history", async () => {
 		const close = setup(card);
 		fireEvent.change(screen.getByLabelText(/Дата начала/), {
-			target: { value: "2026-08-01" },
+			target: { value: "01.08.2026" },
 		});
 		server.use(
 			http.patch("*/api/v1/bank-cards/a", () =>
@@ -81,7 +81,7 @@ describe("BankCardForm", () => {
 		await screen.findByText(
 			"Дата начала противоречит сохранённой истории карты.",
 		);
-		expect(screen.getByLabelText(/Дата начала/)).toHaveValue("2026-08-01");
+		expect(screen.getByLabelText(/Дата начала/)).toHaveValue("01.08.2026");
 		expect(close).not.toHaveBeenCalled();
 	});
 	it("keeps card edit version until explicit refresh adoption", async () => {