message: [cli] Update tests for 404.html
  Now that we updated api-deployments, we can remove this TODO and run tests agains `vercel dev` and real deployments.
diff: @@ -482,9 +482,7 @@ test(
  test(
  '[vercel dev] should serve the public directory and api functions',
  - testFixtureStdio(
  - 'public-and-api',
  - async testPath => {
  + testFixtureStdio('public-and-api', async testPath => {
  await testPath(200, '/', 'This is the home page');
  await testPath(200, '/about.html', 'This is the about page');
  await testPath(200, '/api/date', /current date/);
  @@ -492,9 +490,7 @@ test(
  await testPath(200, '/api/rand.js', /random number/);
  await testPath(404, '/api/api', /NOT_FOUND/m);
  await testPath(404, '/nothing', /Custom 404 Page/);
  - },
  - { skipDeploy: true /** TODO: remove after prod goes live */ }
  - )
  + })
  );
  test(
  @@ -694,17 +690,13 @@ test(
  test(
  '[vercel dev] should serve custom 404 when `cleanUrls: true`',
  - testFixtureStdio(
  - 'test-clean-urls-custom-404',
  - async testPath => {
  + testFixtureStdio('test-clean-urls-custom-404', async testPath => {
  await testPath(200, '/', 'This is the home page');
  await testPath(200, '/about', 'The about page');
  await testPath(200, '/contact/me', 'Contact Me Subdirectory');
  await testPath(404, '/nothing', 'Custom 404 Page');
  await testPath(404, '/nothing/', 'Custom 404 Page');
  - },
  - { skipDeploy: true /** TODO: remove after prod goes live */ }
  - )
  + })
  );
  test(
  @@ -777,16 +769,12 @@ test(
  test(
  '[vercel dev] should serve custom 404 when `trailingSlash: true`',
  - testFixtureStdio(
  - 'test-trailing-slash-custom-404',
  - async testPath => {
  + testFixtureStdio('test-trailing-slash-custom-404', async testPath => {
  await testPath(200, '/', 'This is the home page');
  await testPath(200, '/about.html', 'The about page');
  await testPath(200, '/contact/', 'Contact Subdirectory');
  await testPath(404, '/nothing/', 'Custom 404 Page');
  - },
  - { skipDeploy: true /** TODO: remove after prod goes live */ }
  - )
  + })
  );
  test(
  