Clean up Tibber service tests #217193

Job	Run time
Collect information & changes data	17s
Prepare dependencies (3.12)	25s
Prepare pre-commit base	22s
Check Dockerfile	18s
Check Dockerfile.dev	13s
Check script/hassfest/docker/Dockerfile	12s
Check ruff-format	16s
Check ruff	25s
Check other linters	34s
Check all requirements	32s
Check pylint	36s
Check hassfest	53s
Audit licenses	0s
Check pylint on tests	34s
Check mypy	34s
Split tests for full run Python ${{ matrix.python-version }}	0s
Run tests Python 3.12 (tibber)	1m 11s
Run ${{ matrix.postgresql-group }} tests Python ${{ matrix.python-version }}	0s
Run ${{ matrix.mariadb-group }} tests Python ${{ matrix.python-version }}	0s
Run tests Python ${{ matrix.python-version }} (${{ matrix.group }})	0s
Upload test coverage to Codecov (full suite)	0s
Upload test coverage to Codecov (partial suite)	16s
	7m 38s

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