MINIFICPP-2480 workaround python version incompatibilities around 3.6 vs 3.11 #5627

Job	Run time
macos-xcode	29m 31s
Docker build for integration tests	34m 1s
rocky	12m 5s
ubuntu-22.04-clang	13m 24s
ubuntu-24.04	7m 30s
windows-2022	45m 12s
Docker integration tests	22m 16s
	2h 43m 59s

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