docs: use public link in AI policy #2007

Job	Run time
Check types using supported type checkers	17s
Build & verify package	16s
Verify dev env	12s
Tests on pypy-3.10	20s
Run doctests & render changelog	19s
Tests & Mypy on 3.11	1m 0s
Tests & Mypy on 3.14	1m 6s
Tests & Mypy on 3.12	1m 3s
Tests & Mypy on 3.13	1m 5s
Tests & Mypy on 3.10	1m 9s
Tests & Mypy on 3.9	34s
Combine & check coverage	8s
required-checks-pass	4s
	7m 33s

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