[clang] [Clang][Sema] Fix wrong initialization kind when handling initializing structured bindings from an array with direct-list-initialization (PR #124793)

[Yanzuo Liu via cfe-commits]

zwuis wrote:

Release note is not needed if this PR is cherry-picked to `release/20.x` branch.

https://github.com/llvm/llvm-project/pull/124793