BREAK: expose `changelog` as property #715

Job	Run time
pytest / Determine job matrix	4s
pytest / Determine job matrix	6s
style / Determine skipped pre-commit hooks	10s
style / Determine skipped pre-commit hooks	8s
doc / linkcheck / Check external links	27s
doc / linkcheck / Check external links	23s
doc / nb / Execute and build documentation	34s
doc / nb / Execute and build documentation	32s
pytest / Run unit tests (3.10, ubuntu-22.04)	19s
pytest / Run unit tests (3.10, ubuntu-22.04)	13s
pytest / Run unit tests (3.11, ubuntu-22.04)	13s
pytest / Run unit tests (3.11, ubuntu-22.04)	13s
pytest / Run unit tests (3.12, ubuntu-22.04)	17s
pytest / Run unit tests (3.12, ubuntu-22.04)	15s
pytest / Run unit tests (3.7, ubuntu-22.04)	20s
pytest / Run unit tests (3.7, ubuntu-22.04)	22s
pytest / Run unit tests (3.8, ubuntu-22.04)	13s
pytest / Run unit tests (3.8, ubuntu-22.04)	21s
pytest / Run unit tests (3.9, ubuntu-22.04, compwa_policy)	14s
pytest / Run unit tests (3.9, ubuntu-22.04, compwa_policy)	15s
pytest / Run unit tests (3.9, macos-12)	29s
pytest / Run unit tests (3.9, macos-12)	24s
style / Run taplo through pre-commit	23s
style / Run taplo through pre-commit	22s
style / Run local pre-commit hooks	48s
style / Run local pre-commit hooks	51s
doc / Upload to GitHub Pages	0s
doc / Upload to GitHub Pages	0s
style / Push changes	5s
style / Push changes	0s
	9m 1s

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