Typing-extensions as dependency for py3.9 #4908

Job	Run time
install-with-conda (3.9, true)	42s
install-with-conda (3.10, true)	52s
validate-dependency-specification	9s
install-with-pip	22s
install-with-pip ([atomic_tools,docs,notebook,rest,tests,tui])	1m 18s
install-with-conda (3.11, true)	41s
install-with-conda (3.12, true)	48s
install-with-conda (false)	43s
create-conda-environment	0s
tests (3.9)	15m 32s
tests (3.10)	14m 36s
tests (3.11)	15m 16s
tests (3.12)	15m 42s
	1h 6m 41s

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