[clang] [Clang] [Sema] Fix dependence of DREs in lambdas with an explicit object parameter (PR #84473)

[Erich Keane via cfe-commits]

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

This seems sensible to me.  Please give @cor3ntin a few days to review, after which, feel free to commit.

https://github.com/llvm/llvm-project/pull/84473