fix: print message after diff #821

Job	Run time
ash-ci / mix igniter.upgrade	0s
ash-ci / mix deps.get	14s
ash-ci / audit	31s
ash-ci / MIX_ENV=test mix.compile	26s
ash-ci / mix credo --strict	7s
ash-ci / MIX_ENV=dev mix.compile	18s
ash-ci / mix ash.codegen --check	0s
ash-ci / mix docs	51s
ash-ci / mix dialyzer	2m 24s
ash-ci / mix format --check-formatted	28s
ash-ci / mix sobelow	5s
ash-ci / mix spark.cheat_sheets --check	3s
ash-ci / mix spark.formatter --check	6s
ash-ci / mix test	1m 25s
ash-ci / mix deps.unlock --check-unused	22s
ash-ci / Deploy docs to GitHub pages.	9s
ash-ci / NIF ${{ matrix.nif }} - ${{ matrix.job.target }} (${{ matrix.job.os }})	0s
ash-ci / Release	0s
	7m 29s

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