Update docs for array creation functions (#1674)

* Update docs for array creation functions

* fix pre-cimmit

* address comments

* address comments

* Add CFD examples and update CFD check for dpnp.copy

* Fix dpnp.asfortranarray and dpnp.ascontiguousarray functions for not array input (#1691)

* Fix dpnp.asfortranarray and dpnp.ascontiguousarray functions for not array input

* Fix tests

Author: npolina4