Add additional extend-data tests #2263

Job	Run time
check-typos	53s
python-checks (black python3-isort, PATH=${PATH}:/github/home/.local/bin PYTHONPATH=./src make -f...	28s
test-runs (3.13)	14m 5s
test-runs (3.12)	14m 1s
python-checks (bandit libatomic monkeytype pylint python3-dateutil python3-dbus-client-gen python...	50s
coverage-runs	0s
	30m 17s

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