Attempt to fix IndexError in Opower #209216

Job	Run time
Collect information & changes data	13s
Prepare dependencies (3.12)	11s
Prepare pre-commit base	14s
Check hassfest	37s
Check pylint	27s
Check all requirements	23s
Audit licenses	0s
Check mypy	38s
Check pylint on tests	27s
Split tests for full run	0s
Check other linters	28s
Check ruff	21s
Check ruff-format	14s
Run tests Python 3.12 (opower)	50s
Run tests Python ${{ matrix.python-version }} (${{ matrix.group }})	0s
Run ${{ matrix.postgresql-group }} tests Python ${{ matrix.python-version }}	0s
Run ${{ matrix.mariadb-group }} tests Python ${{ matrix.python-version }}	0s
Upload test coverage to Codecov (full suite)	0s
Upload test coverage to Codecov (partial suite)	9s
	5m 12s

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