GitLab

* Use the unified naming for math functions on host and HIP kernel

* Corresponding change/simplification in reduction host/profiler/examples due to unified math functions renaming

* Renaming GetReductionZeroVal() to GetIdentityValue()

* Tiny renaming in profile_reduce_impl.hpp

* More renaming in profile_reduce_impl.hpp

* Replace zeroVal by identiyVal

* Remove ck_ prefix in the naming of ck::math provided functions

* Add example for computing LayerNorm mean and meansquare

* Refactor the pool2d_fwd example and add example for float type testing

* Revert "Add example for computing LayerNorm mean and meansquare"

This reverts commit df52e6f9d897b00c981baa48f291450bcd60925d.

* Tiny fix in pool2d_fwd_common.hpp