chore(deps): bump ash from 3.4.16 to 3.4.21 in the production-dependencies group #142

Job	Run time
ash-ci / mix deps.get	6m 51s
ash-ci / audit	4m 34s
ash-ci / MIX_ENV=dev mix.compile	4m 22s
ash-ci / MIX_ENV=test mix.compile	4m 29s
ash-ci / mix docs	31s
ash-ci / mix credo --strict	3s
ash-ci / mix format --check-formatted	33s
ash-ci / mix ash.codegen --check	0s
ash-ci / mix dialyzer	5m 35s
ash-ci / mix sobelow	32s
ash-ci / mix spark.cheat_sheets --check	32s
ash-ci / mix spark.formatter --check	4s
ash-ci / mix test	1m 10s
ash-ci / mix deps.unlock --check-unused	29s
ash-ci / Deploy docs to GitHub pages.	0s
ash-ci / Release	0s
	29m 45s

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