tests

Minor cleanup of `run_opt` #12807

Job	Run time
tests-engines (dask)	4m 13s
tests-core (3.9, ubuntu-latest)	5m 4s
tests-engines (parsl)	2m 17s
tests-engines-covalent	8m 19s
tests-core (3.12, ubuntu-latest)	3m 38s
tests-engines (redun)	1m 39s
tests-core (3.12, windows-latest)	4m 41s
tests-engines (jobflow)	34s
tests-defects-phonons-espresso	4m 32s
tests-engines2 (prefect)	2m 1s
tests-mlps	1m 59s
tests-psi4	1m 32s
tests-qchem-sella	3m 41s
tests-tblite-dftbplus	2m 13s
codecov	12s
	46m 35s

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