Update requirements_doc.txt #725

Job	Run time
Check library dependencies ship with valid licenses	37s
Smoke test and building	44s
Running documentation style checks	20s
Building library documentation	11m 14s
Test library (pytwin-win10, 3.9)	9m 33s
Test library (pytwin-win10, 3.10)	13m 21s
Test library (pytwin-win10, 3.11)	12m 53s
Test library (pytwin-win10, 3.12)	10m 25s
Test library (ubuntu-20.04, 3.9)	2m 35s
Test library (ubuntu-20.04, 3.10)	1m 52s
Test library (ubuntu-20.04, 3.11)	1m 50s
Test library (ubuntu-20.04, 3.12)	2m 8s
Deploy developers documentation	0s
Deploy stable documentation	0s
Release to public PyPI	0s
	1h 7m 32s

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