Fix support for namespaced babel packages

[danez]

Summary

This add support for namespace babel 7 as discussed in #4557

Test plan

It used it in the babel PR babel/babel#6179 and no error appeared.

[codecov-io]

Codecov Report

Merging #4918 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #4918   +/-   ##
=======================================
  Coverage   59.98%   59.98%           
=======================================
  Files         198      198           
  Lines        6563     6563           
  Branches        4        4           
=======================================
  Hits         3937     3937           
  Misses       2626     2626

---

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 9303ecf...9c098e2. Read the comment docs.

[SimenB]

Great, thanks!

[gpeal]

@SimenB Will this be pushed to a release soon? It's blocking TS adoption at Airbnb :)

[loganfsmyth]

Should the peerDependencies block in jest-runtime also be reverted? https://github.com/facebook/jest/blob/ad1d7f73a2bec8a55a51a21609c4dfbedf15c001/packages/jest-runtime/package.json#L34

[cpojer]

Happy to accept a revert.

[SimenB]

PR for revert: #4923

/cc @cpojer for release

EDIT: Oh, you commented above me 😀

[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.