Add note about SDK dependency change #319

Job	Run time
Build distribution packages	21s
Test with nox (ubuntu-20.04, 3.11, ci_checks_max)	3m 7s
Cross-arch tests with nox	0s
Test with nox (ubuntu-20.04, 3.11, pytest_min)	46s
Test documentation website generation	30s
Cross-arch tests with nox	0s
Test package installation in different architectures	2m 53s
Test with nox	1s
Publish documentation website to GitHub pages	0s
Create GitHub release	0s
Publish packages to PyPI	0s
	7m 38s

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