Add mg/m³ as a valid UOM for sensor/number Carbon Monoxide device cla… #747

Job	Run time
Collect information & changes data	17s
Prepare pre-commit base	18s
Check script/hassfest/docker/Dockerfile	15s
Check Dockerfile.dev	17s
Prepare dependencies (3.13)	31s
Check Dockerfile	14s
Check ruff-format	19s
Check ruff	27s
Check other linters	1m 8s
Check hassfest	1m 14s
Check all requirements	21s
Check pylint	8m 44s
Check mypy	57s
Check pylint on tests	6m 38s
Dependency review	0s
Audit licenses	0s
Upload test coverage to Codecov (partial suite)	0s
Run ${{ matrix.mariadb-group }} tests Python ${{ matrix.python-version }}	-1s
Run tests Python ${{ matrix.python-version }} (${{ matrix.group }})	-1s
Run ${{ matrix.postgresql-group }} tests Python ${{ matrix.python-version }}	-1s
Split tests for full run	-1s
Run tests Python ${{ matrix.python-version }} (${{ matrix.group }})	-1s
Upload test results to Codecov	-1s
Upload test coverage to Codecov (full suite)	-1s
	21m 33s

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