[patch] Resolve unittests deprecation warning

[github-actions[bot]]

:point_left: Launch a binder notebook on branch _pyiron/pyiron_workflow/unittestsdeprecation

[coveralls]

Pull Request Test Coverage Report for Build 9046813388

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 89.306%

---

Totals
Change from base Build 9038066019:	0.0%
Covered Lines:	3524
Relevant Lines:	3946

---

💛 - Coveralls