chore: allow 2.0 or 3.0 dependency #36

Job	Run time
ash-ci / mix deps.get	26s
ash-ci / mix hex.audit	21s
ash-ci / MIX_ENV=dev mix.compile	2m 38s
ash-ci / MIX_ENV=test mix.compile	2m 40s
ash-ci / mix format --check-formatted	1m 7s
ash-ci / mix sobelow	1m 13s
ash-ci / mix spark.cheat_sheets --check	1m 9s
ash-ci / mix spark.formatter --check	7s
ash-ci / mix credo --strict	4s
ash-ci / mix dialyzer	4m 30s
ash-ci / mix test	1m 51s
ash-ci / mix deps.unlock --check-unused	1m 10s
ash-ci / Release	0s
	17m 16s

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