[rocm-libraries] ROCm/rocm-libraries#8155 (commit c25787b)

[CK] Magic division for long_index_t

## Motivation

Improve performance for long_index_t kernels

## Technical Details

Support magic division for long_index_t

## Test Plan

test_grouped_convnd*

## Test Result

Passed locally

## Submission Checklist

- [x] Look over the contributing guidelines at
https://github.com/ROCm/ROCm/blob/develop/CONTRIBUTING.md#pull-requests.

AICK-1386