Add read-only calendar from url #215183

Job	Run time
Collect information & changes data	18s
Prepare dependencies (3.12)	12s
Prepare pre-commit base	13s
Check Dockerfile	13s
Check Dockerfile.dev	18s
Check script/hassfest/docker/Dockerfile	12s
Check all requirements	14s
Check pylint	24s
Check hassfest	37s
Check mypy	23s
Check pylint on tests	21s
Audit licenses	0s
Split tests for full run	0s
Check ruff	14s
Check ruff-format	18s
Check other linters	20s
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
Run tests Python ${{ matrix.python-version }} (${{ matrix.group }})	0s
Upload test coverage to Codecov (full suite)	0s
Upload test coverage to Codecov (partial suite)	0s
	4m 17s

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