Use pyiron_ontology instead of pyiron throughout docs conf #43

Job	Run time
pyiron / commit-updated-env	8s
pyiron / build-docs	51s
pyiron / build-notebooks	1m 55s
pyiron / unit-tests (ubuntu-latest, 3.11)	1m 11s
pyiron / unit-tests (ubuntu-latest, 3.10)	1m 11s
pyiron / benchmark-tests	1m 8s
pyiron / unit-tests (ubuntu-latest, 3.9)	1m 6s
pyiron / black	8s
pyiron / unit-tests (windows-latest, 3.11)	7m 58s
pyiron / pip-check	45s
pyiron / unit-tests (macos-latest, 3.11)	2m 51s
pyiron / coveralls-and-codacy / Tests-and-Coverage	1m 35s
	20m 47s

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