fcb9a8a5ee
This relands 6a0f6dd835 that was reverted
due to a missing integration test change.
This commit removes the support for lowering Func to LLVM dialect with
typed pointers. Typed pointers have been deprecated for a while now and
it's planned to soon remove them from the LLVM dialect.
Original PR: https://github.com/llvm/llvm-project/pull/70574