Bump docutils from 0.20.1 to 0.23 #123

Job	Run time
ruff	28s
test_config (older_rf_version, 3.11.14, 6.1.1, 4.37.0, chrome)	5m 43s
test_config (latest, 3.14.4, 7.4.2, 4.44.0, chrome)	5m 46s
test_config (latest_firefox, 3.14.4, 7.4.1, 4.39.0, firefox)	8m 47s
test_config (previous, 3.12.12, 7.3.2, 4.40.0, chrome)	5m 50s
	26m 34s

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