[clang] [Clang][Sema] Fix the lambda call expression inside of a type alias declaration (PR #82310)

[Erich Keane via cfe-commits]

https://github.com/erichkeane commented:

1 thought, else I don't see anything.  @cor3ntin is coming back in a few days, so I'd like him to do a final once over.

https://github.com/llvm/llvm-project/pull/82310