[clang] [C++20][Modules] Prevent premature call to PassInterestingDeclsToConsumer() within FinishedDeserializing(). (PR #129982)

[Richard Smith via cfe-commits]

https://github.com/zygoloid commented:

Thanks, the explanation and code change makes sense to me.

Should this bugfix have a release note?

https://github.com/llvm/llvm-project/pull/129982