energy_log_update(): improve docstring #2823

Job	Run time
Shellcheck	6s
Cache identify	5s
Dependency	6s
Prepare	9s
Ruff check and force	9s
Check commit	32s
Run pytest using Python 3.13	33s
Process test coverage	18s
Run mypy	-1s
Process test complexity	9s
Build and publish Python 🐍 distributions 📦 to TestPyPI	10s
	2m 16s

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