fix: match on action in error message properly #1110

Job	Run time
ash-ci / mix deps.get	22s
ash-ci / audit	43s
ash-ci / MIX_ENV=test mix.compile	45s
ash-ci / MIX_ENV=dev mix.compile	30s
ash-ci / mix docs	39s
ash-ci / mix dialyzer	3m 29s
ash-ci / mix format --check-formatted	47s
ash-ci / mix sobelow	38s
ash-ci / mix credo --strict	34s
ash-ci / mix spark.cheat_sheets --check	37s
ash-ci / mix spark.formatter --check	47s
ash-ci / mix test	1m 20s
ash-ci / mix deps.unlock --check-unused	43s
ash-ci / Deploy docs to GitHub pages.	7s
ash-ci / Release	0s
	12m 1s

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