linkml2sheets not picking up on annotation's inner_keys

[turbomam]

even with an inner_key specification:

slot	display_hint
> slot	annotations
>	inner_key: display_hint

poetry run linkml2sheets specification.tsv \
  		--schema path/to/nmdc.yaml  \
  		--output-directory output \
  		--overwrite

generates

slot	display_hint
> slot	annotations
>	inner_key: display_hint
ess dive datasets
has credit associations	{'display_hint': Annotation(tag='display_hint', value='Other researchers associated with this study.', extensions={}, annotations={})}
study image
relevant protocols
funding sources
applied role
applied roles	{'display_hint': Annotation(tag='display_hint', value='Identify all CRediT roles associated with this contributor. CRediT Information: https://info.orcid.org/credit-for-research-contribution ; CRediT: https://credit.niso.org/', extensions={}, annotations={})}
applies to person

etc.