increase autoformat test time

Author: DonJayamanne

src/test/extension.format.test.ts

@@ -103,7 +103,7 @@ suite('Formatting', () => {
  return new Promise<any>((resolve, reject) => {
  setTimeout(() => {
  resolve();
- }, 1000);
+ }, 2000);
  });
  }).then(() => {
  assert.equal(textDocument.getText(), formattedContents, 'Formatted contents are not the same');