Compatibility with metadata writing for some skeletons in the 24.0 branch

Tadej Novakrequested to merge
tadej/athena:24-meta into 24.0

Compatibility with metadata writing for some skeletons in the 24.0 branch as MetadataCategory.IOVMetaData does not exist.

Should NOT be swept to main (cc @elmsheus).

/cc @tbold @jchapman @pagacova @fatsai

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