Add `add_ons` metadata to `pyproject.toml` for project creation #1123

Job	Run time
e2e-tests (ubuntu-latest, 3.11) / e2e-tests	9m 47s
e2e-tests (ubuntu-latest, 3.10) / e2e-tests	7m 17s
lint (ubuntu-latest, 3.11) / lint	2m 49s
e2e-tests (ubuntu-latest, 3.8) / e2e-tests	7m 17s
e2e-tests (ubuntu-latest, 3.9) / e2e-tests	7m 16s
e2e-tests (windows-latest, 3.10) / e2e-tests	19m 13s
e2e-tests (windows-latest, 3.11) / e2e-tests	26m 31s
e2e-tests (windows-latest, 3.8) / e2e-tests	21m 29s
e2e-tests (windows-latest, 3.9) / e2e-tests	25m 33s
pip-compile (ubuntu-latest, 3.10) / pip-compile	2m 29s
pip-compile (ubuntu-latest, 3.11) / pip-compile	2m 35s
pip-compile (ubuntu-latest, 3.9) / pip-compile	2m 47s
pip-compile (ubuntu-latest, 3.8) / pip-compile	2m 22s
pip-compile (windows-latest, 3.10) / pip-compile	6m 14s
pip-compile (windows-latest, 3.8) / pip-compile	7m 1s
pip-compile (windows-latest, 3.11) / pip-compile	7m 41s
unit-tests (ubuntu-latest, 3.10) / unit-tests	10m 40s
pip-compile (windows-latest, 3.9) / pip-compile	5m 49s
unit-tests (ubuntu-latest, 3.11) / unit-tests	8m 46s
unit-tests (ubuntu-latest, 3.8) / unit-tests	10m 10s
unit-tests (ubuntu-latest, 3.9) / unit-tests	8m 30s
unit-tests (windows-latest, 3.10) / unit-tests	16m 59s
unit-tests (windows-latest, 3.11) / unit-tests	18m 2s
unit-tests (windows-latest, 3.8) / unit-tests	19m 13s
unit-tests (windows-latest, 3.9) / unit-tests	18m 8s
	4h 34m 38s

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