Completes nodeCrawl with empty roots

[kwonoj]

Summary

This PR updates edge cases of nodeCrawl in case of empty roots are provided it never completes.

Test plan

Test coverage's added for specific cases.

• relates to danger pr failing in windows danger/danger-js#224

[codecov-io]

Codecov Report

Merging #3776 into master will increase coverage by 0.01%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master    #3776      +/-   ##
==========================================
+ Coverage   59.86%   59.88%   +0.01%     
==========================================
  Files         191      191              
  Lines        7007     7009       +2     
  Branches        6        6              
==========================================
+ Hits         4195     4197       +2     
  Misses       2809     2809              
  Partials        3        3

Impacted Files	Coverage Δ
packages/jest-haste-map/src/crawlers/node.js	95.89% <100%> (+0.11%)	⬆️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 92e432a...94fa559. Read the comment docs.

[cpojer]

Thank you! How did you run into this edge case?

[kwonoj]

I guess normal execution won't hit this as configuration enforces values. I caught this by some logic created runtime explicitly without full set of configuration. (danger/danger-js#224)

[github-actions]

This pull request has been automatically locked since there has not been any recent activity after it was closed. Please open a new issue for related bugs.
Please note this issue tracker is not a help forum. We recommend using StackOverflow or our discord channel for questions.