Add doc fix to kronecker_eye #12

Job	Run time
Build source 🛈	16s
Build wheel 🛞 (ubuntu-latest, manylinux_x86_64, cp39, 3.9)	4m 10s
Build wheel 🛞 (ubuntu-latest, manylinux_x86_64, cp310, 3.10)	4m 19s
Build wheel 🛞 (ubuntu-latest, manylinux_x86_64, cp311, 3.11)	4m 4s
Build wheel 🛞 (ubuntu-latest, manylinux_x86_64, cp312, 3.12)	4m 8s
Build wheel 🛞 (macos-14, macosx_arm64, cp39, 3.9)	3m 15s
Build wheel 🛞 (macos-14, macosx_arm64, cp310, 3.10)	3m 45s
Build wheel 🛞 (macos-14, macosx_arm64, cp311, 3.11)	3m 5s
Build wheel 🛞 (macos-14, macosx_arm64, cp312, 3.12)	2m 30s
Build wheel 🛞 (macos-13, macosx_x86_64, cp39, 3.9)	3m 47s
Build wheel 🛞 (macos-13, macosx_x86_64, cp310, 3.10)	4m 45s
Build wheel 🛞 (macos-13, macosx_x86_64, cp311, 3.11)	2m 56s
Build wheel 🛞 (macos-13, macosx_x86_64, cp312, 3.12)	4m 40s
Publish Python 🐍 distribution 📦 to PyPI	2m 26s
Publish Python 🐍 distribution 📦 to TestPyPI	1m 22s
Sign the Python 🐍 distribution 📦 with Sigstore and upload them to GitHub Release	28s
	49m 56s

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