* adding clarity to index colocation

* update other locations

* Apply suggestions from code review

Co-authored-by: jasonyb <93959687+jasonyb@users.noreply.github.com>

* review comments

* edit

* review comments

* copy to other versions

---------

Co-authored-by: Dwight Hodge <ghodge@yugabyte.com>
Co-authored-by: jasonyb <93959687+jasonyb@users.noreply.github.com>