Add support for authentication over `core.async_ssh` by password #5225

Job	Run time
install-with-pip	27s
install-with-conda (3.9, true)	46s
validate-dependency-specification	7s
install-with-pip ([atomic_tools,docs,notebook,rest,tests,tui])	1m 19s
install-with-conda (3.10, true)	42s
install-with-conda (3.11, true)	44s
install-with-conda (3.12, true)	44s
install-with-conda (false)	59s
create-conda-environment	0s
tests (3.9)	11m 13s
tests (3.10)	11m 12s
tests (3.11)	11m 15s
tests (3.12)	11m 22s
	50m 50s

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