feat: dictate next signer (#1719)

Adds next recipient dictation functionality to document signing flow,
allowing assistants and signers to update the next recipient's
information during the signing process.

## Related Issue

N/A

## Changes Made

- Added form handling for next recipient dictation in signing dialogs
- Implemented UI for updating next recipient information
- Added e2e tests covering dictation scenarios:
  - Regular signing with dictation enabled
  - Assistant role with dictation
  - Parallel signing flow
  - Disabled dictation state

## Testing Performed

- Added comprehensive e2e tests covering:
  - Sequential signing with dictation
  - Assistant role dictation
  - Parallel signing without dictation
  - Form validation and state management
- Tested on Chrome and Firefox
- Verified recipient state updates in database

packages/app-tests/e2e/public-profiles/public-profiles.spec.ts

@@ -56,6 +56,7 @@ test('[PUBLIC_PROFILE]: create profile', async ({ page }) => {
   // Go back to public profile page.
   await page.goto(`${NEXT_PUBLIC_WEBAPP_URL()}/settings/public-profile`);
   await page.getByRole('switch').click();
+  await page.waitForTimeout(1000);
 
   // Assert values.
   await page.goto(`${NEXT_PUBLIC_WEBAPP_URL()}/p/${publicProfileUrl}`);
@@ -127,6 +128,7 @@ test('[PUBLIC_PROFILE]: create team profile', async ({ page }) => {
   // Go back to public profile page.
   await page.goto(`${NEXT_PUBLIC_WEBAPP_URL()}/t/${team.url}/settings/public-profile`);
   await page.getByRole('switch').click();
+  await page.waitForTimeout(1000);
 
   // Assert values.
   await page.goto(`${NEXT_PUBLIC_WEBAPP_URL()}/p/${publicProfileUrl}`);