Actually make the fast code path return early for Aligner.align (#7222)
Actually make the fast code path return early for Aligner.align (#7222)

* Actually make the fast code path return early

* Totally avoid any kind of copy

* Revert "Totally avoid any kind of copy"

This reverts commit b528234f26b87fd72586e2fe7b7f143fa128f893.

Co-authored-by: Deepak Cherian <ca4ac3c7d825940af20280cfba84f771ee1b49f3@users.noreply.github.com>
jhamman/xarray,jhamman/xarray,pydata/xarray,jhamman/xarray,pydata/xarray,pydata/xarray