[Chapel Merge] Add test for new list copy-init behavior

Branch: refs/heads/master
Revision: ee29354
Author: mppf
Log Message:

Merge pull request #16713 from mppf/list-copy-init-test

Add test for new list copy-init behavior

I meant to include this test in #16708.

Test change only - not reviewed.

Modified Files:
A test/library/standard/List/initEquals/list-init-eq-many.chpl
A test/library/standard/List/initEquals/list-init-eq-many.good

Compare: https://github.com/chapel-lang/chapel/compare/043e6a43fb8f...ee293547b3d1