[clang] [clang] fix RecursiveASTVisitor traversal from type to decl (PR #132551)

[Younan Zhang via cfe-commits]

https://github.com/zyn0217 approved this pull request.

I think it would be better to have a release note as it looks like a potential behavior change of ASTVisitor.

Otherwise feel free to merge to put out the fire.

https://github.com/llvm/llvm-project/pull/132551