message: [tests] Update domain tests from .org to .com
  Use a regex matcher and change the .org to .com
diff: @@ -1507,7 +1507,7 @@ test('try to purchase a domain', async t => {
  const { stderr, stdout, exitCode } = await execa(
  binaryPath,
  - ['domains', 'buy', `${session}-test.org`, ...defaultArgs],
  + ['domains', 'buy', `${session}-test.com`, ...defaultArgs],
  {
  reject: false,
  input: stream,
  @@ -1522,10 +1522,9 @@ test('try to purchase a domain', async t => {
  console.log(exitCode);
  t.is(exitCode, 1);
  - t.true(
  - stderr.includes(
  - `Error! Could not purchase domain. Please add a payment method using \`vercel billing add\`.`
  - )
  + t.regex(
  + stderr,
  + /Error! Could not purchase domain\. Please add a payment method using/
  );
  });
  @@ -1537,7 +1536,7 @@ test('try to transfer-in a domain with "--code" option', async t => {
  'transfer-in',
  '--code',
  'xyz',
  - `${session}-test.org`,
  + `${session}-test.com`,
  ...defaultArgs,
  ],
  {
  @@ -1551,7 +1550,7 @@ test('try to transfer-in a domain with "--code" option', async t => {
  t.true(
  stderr.includes(
  - `Error! The domain "${session}-test.org" is not transferable.`
  + `Error! The domain "${session}-test.com" is not transferable.`
  )
  );
  t.is(exitCode, 1);
  