fix: handle typed struct arrays with storage type :jsonb correctly #757

Job	Run time
ash-ci / audit	34s
ash-ci / MIX_ENV=test mix.compile	28s
ash-ci / REUSE compliance	15s
ash-ci / Report Mix Dependencies	0s
ash-ci / mix igniter.upgrade	6s
ash-ci / Community Files Check	5s
ash-ci / mix format --check-formatted	21s
ash-ci / mix git_ops.check_message	0s
ash-ci / mix ash.codegen --check	0s
ash-ci / mix test	1m 1s
ash-ci / mix spark.cheat_sheets --check	54s
ash-ci / mix dialyzer	3m 37s
ash-ci / mix spark.formatter --check	4s
ash-ci / MIX_ENV=dev mix.compile	21s
ash-ci / mix credo --strict	1m 7s
ash-ci / mix sobelow	31s
ash-ci / mix deps.unlock --check-unused	27s
ash-ci / mix doctor --full --raise	0s
ash-ci / mix docs	2m 8s
ash-ci / Deploy docs to GitHub pages.	0s
ash-ci / NIF ${{ matrix.nif }} - ${{ matrix.job.target }} (${{ matrix.job.os }})	-1s
ash-ci / Release	-1s
	11m 57s

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