Update date-fns and date-fns-tz to v3

tests/camera-manager/cache.test.ts

@@ -1,5 +1,4 @@
-import add from 'date-fns/add';
-import sub from 'date-fns/sub';
+import { add, sub } from 'date-fns';
 import sortBy from 'lodash-es/sortBy';
 import { beforeEach, describe, expect, it, vi } from 'vitest';
 import {

tests/camera-manager/frigate/util.test.ts

@@ -1,4 +1,4 @@
-import add from 'date-fns/add';
+import { add } from 'date-fns';
 import { afterEach, describe, expect, it, vi } from 'vitest';
 import { mock } from 'vitest-mock-extended';
 import {

tests/camera-manager/manager.test.ts

@@ -1,5 +1,5 @@
 import { HomeAssistant } from '@dermotduffy/custom-card-helpers';
-import add from 'date-fns/add';
+import { add } from 'date-fns';
 import { afterAll, beforeAll, beforeEach, describe, expect, it, vi } from 'vitest';
 import { mock } from 'vitest-mock-extended';
 import { Camera } from '../../src/camera-manager/camera';

tests/camera-manager/range.test.ts

@@ -1,5 +1,4 @@
-import add from 'date-fns/add';
-import sub from 'date-fns/sub';
+import { add, sub } from 'date-fns';
 import { beforeEach, describe, expect, it, vi } from 'vitest';
 import {
   compressRanges,