Add comment for _count increment #5893

Job	Run time
Shellcheck	5s
Dependency	7s
Cache identify	4s
Prepare	8s
Ruff check and force	11s
Check commit	21s
Process test coverage	0s
Run pytest using Python ${{ matrix.python-version }}	0s
Run mypy	-1s
Build and publish Python 🐍 distributions 📦 to TestPyPI	-1s
Process test complexity	-1s
	53s

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