[clang] Use pushFullExprCleanup for deferred destroy (PR #88670)

[Utkarsh Saxena via cfe-commits]

usx95 wrote:

This fix is for a wrong refactoring change in https://github.com/llvm/llvm-project/commit/89ba7e183e6e2c64370ed1b963e54c06352211db and
I would be inclined towards landing this in a few hours to unblock the build breakage (if there are no review comments).
CC: @efriedma-quic 


https://github.com/llvm/llvm-project/pull/88670