Remove deprecated code from core/tests/fixtures

obsidian_ → made their first commit to this issue’s fork.

Updating the IS to add another deprecation and remove a duplicate.

Removed deprecated code as recommended in issue description.

Looks good, the deprecated code has been removed. I've cheked this out locally and there is no remaining deprecations remaining in core/tests/fixtures.

larowlan → closed merge request !7137

Automatically closed - issue fixed for 2 weeks with no activity.