[Chapel Merge] Revert memory leak workarounds in the OrderedMap m

Branch: refs/heads/master
Revision: c2ee108
Author: e-kayrakli
Log Message:

Merge pull request #17509 from e-kayrakli/revert-leak-workaround

Revert memory leak workarounds in the OrderedMap module

This reverts commit 7c8ef6ba7c6d49ea735d8b86f466031700c41f48.

That commit had been added to work around a leak that was closed in
Apply Michael's patch to fix a leak by e-kayrakli · Pull Request #17478 · chapel-lang/chapel · GitHub.

[Trivial, not reviewed]

Test: