message: chore(CI): enable one more Mercurial test
diff: @@ -312,13 +312,6 @@ test('onlyChanged in config is overwritten by --all or testPathPattern', () => {
  });
  testIfHg('gets changed files for hg', async () => {
  - if (process.env.CI) {
  - // Circle and Travis have very old version of hg (v2, and current
  - // version is v4.2) and its API changed since then and not compatible
  - // any more. Changing the SCM version on CIs is not trivial, so we'll just
  - // skip this test and run it only locally.
  - return;
  - }
  writeFiles(DIR, {
  '.watchmanconfig': '',
  '__tests__/file1.test.js': "require('../file1'); test('file1', () => {});",
  