feat(usePantry): Make `versions` take `(PlainObject | string) | (PlainObject | string)[]`. #283

Job	Run time
typecheck	21s
unit-tests	24s
integration-tests (zlib.net)	2m 46s
integration-tests (openssl.org^1.1 curl.se/ca-certs)	9m 41s
integration-tests (pipenv.pypa.io)	2m 12s
integration-tests (poppler.freedesktop.org/poppler-data)	1m 5s
integration-tests (catb.org/wumpus)	2m 13s
integration-tests (c-ares.org)	6m 15s
integration-tests (vim.org)	8m 14s
integration-tests (curl.se)	42m 48s
	1h 15m 59s

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