[clang] Added TypeKind.FLOAT16 for 32 in cindex.py (PR #142634)

[Zokre Zyl via cfe-commits]

zokrezyl wrote:

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> @zokrezyl Merge of the PR is blocked on this. Let us know when you made your email public.

done

https://github.com/llvm/llvm-project/pull/142634