[llvm] [fix test] Move typedefs-with-same-name.test into ARM folder (PR #167005)

[Roy Shi via llvm-commits]

royitaqi wrote:

> The constructor error is likely due to this: #166850

Thanks for the info and the revert.  Let me rerun CI Checks just to be sure that my patch works.

https://github.com/llvm/llvm-project/pull/167005