[clang] [llvm] [clang][ssaf] Fix instantiations of `Registry<TUSummaryExtractor, TUSummaryBuilder &>` (PR #176730)

[Balázs Benics via cfe-commits]

https://github.com/steakhal approved this pull request.

I think its a good compromise. Merge it once the bots are happy.

Thank you for the fix and also going the extra mile.

https://github.com/llvm/llvm-project/pull/176730