[clang] [Clang] Fix the order of addInstantiatedParameters in LambdaScopeForCallOperatorInstantiationRAII (PR #97215)

[Younan Zhang via cfe-commits]

https://github.com/zyn0217 commented:

Thanks! I think the approach makes sense. Just some nits from me
@cor3ntin do you have any other comments? I think you can do the last approval. :)

https://github.com/llvm/llvm-project/pull/97215