fix(ui): date format of useAsTitle lost after changing value (#12928)

When a collection's `admin.useAsTitle` property points to a date field,
the date format is lost after making a change to the field's value.

Before:


https://github.com/user-attachments/assets/10e61517-3245-4645-be4c-33017bfc860c

After:


https://github.com/user-attachments/assets/d3d62d2e-364e-48a2-91c1-2ce4b0962fe5

---
- To see the specific tasks where the Asana app for GitHub is being
used, see below:
  - https://app.asana.com/0/0/1210632330039313

packages/ui/src/views/Edit/SetDocumentTitle/index.tsx

@@ -30,14 +30,9 @@ export const SetDocumentTitle: React.FC<{
 
   const title = formatDocTitle({
     collectionConfig,
-    data: { id: '' },
+    data: { id: '', [useAsTitle]: field?.value || '' },
     dateFormat: dateFormatFromConfig,
-    fallback:
-      typeof field === 'string'
-        ? field
-        : typeof field === 'number'
-          ? String(field)
-          : (field?.value as string) || fallback,
+    fallback,
     globalConfig,
     i18n,
   })

test/fields/collections/Date/e2e.spec.ts

@@ -85,6 +85,19 @@ describe('Date', () => {
     await expect(page.locator('.doc-header__title.render-title')).toContainText('August')
   })
 
+  test('should retain date format in useAsTitle after modifying value', async () => {
+    await page.goto(url.list)
+    await page.locator('.row-1 .cell-default a').click()
+    await expect(page.locator('.doc-header__title.render-title')).toContainText('August')
+
+    const dateField = page.locator('#field-default input')
+    await expect(dateField).toBeVisible()
+    await dateField.fill('02/07/2023')
+
+    await expect(dateField).toHaveValue('02/07/2023')
+    await expect(page.locator('.doc-header__title.render-title')).toContainText('February')
+  })
+
   test('should clear date', async () => {
     await page.goto(url.create)
     const dateField = page.locator('#field-default input')