Prevent future date selection in jump to date (#10419)

You can still type in whatever date you want (native date input behavior) but the UI picker has future dates disabled.

Fix https://github.com/vector-im/element-web/issues/20800

test/components/views/messages/JumpToDatePicker-test.tsx

@@ -0,0 +1,41 @@
+/*
+Copyright 2021 The Matrix.org Foundation C.I.C.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+import React from "react";
+import { render } from "@testing-library/react";
+
+import JumpToDatePicker from "../../../../src/components/views/messages/JumpToDatePicker";
+
+describe("JumpToDatePicker", () => {
+    const nowDate = new Date("2021-12-17T08:09:00.000Z");
+    beforeEach(() => {
+        // Set a stable fake time here so the test is always consistent
+        jest.useFakeTimers();
+        jest.setSystemTime(nowDate.getTime());
+    });
+
+    afterAll(() => {
+        jest.useRealTimers();
+    });
+
+    it("renders the date picker correctly", () => {
+        const { asFragment } = render(
+            <JumpToDatePicker ts={new Date("2020-07-04T05:55:00.000Z").getTime()} onDatePicked={() => {}} />,
+        );
+
+        expect(asFragment()).toMatchSnapshot();
+    });
+});