Fix WLED entity naming for multi-segment setups #324202

Job	Run time
Collect information & changes data	21s
Check GitHub Actions workflows	18s
Run prek checks	1m 30s
Check copilot instructions	10s
Prepare dependencies (3.14.4)	31s
Check Dockerfile	11s
Check script/hassfest/docker/Dockerfile	15s
Check Dockerfile.dev	17s
Check pylint on tests	34s
Check all requirements	28s
Check hassfest	1m 1s
Check pylint	25s
Check mypy	32s
Dependency review	0s
Audit licenses	0s
Split tests for full run	0s
Run tests Python 3.14.4 (wled)	1m 20s
Run ${{ matrix.mariadb-group }} tests Python ${{ matrix.python-version }}	0s
Run ${{ matrix.postgresql-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)	10s
Upload test results to Codecov	0s
	8m 3s

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