Support minitest # of errors metric in Test Summary


Please upgrade the Test Summary tab to include the error & skip metrics from minitest.

CircleCI reported (on a failed build):
Your build ran 1015 tests in minitest with 0 failures

Minitest reported:
Finished in 110.62554s
1031 tests, 13842 assertions, 0 failures, 1 errors, 77 skips