Add `inferencedata_to_tidy_draws` #32

Job	Run time
check-package (4.4.0, windows-latest)	2m 24s
check-package (4.4.0, ubuntu-latest)	1m 48s
check-package (4.4.0, macos-latest)	1m 28s
check-package (release, windows-latest)	2m 43s
check-package (release, ubuntu-latest)	2m 1s
check-package (release, macos-latest)	1m 23s
	11m 47s

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