[rocm-libraries] ROCm/rocm-libraries#5904 (commit f4e261a)

[CK][CK Tile]  Grouped Conv Backward Weight Streamk instances (#5904)

## Motivation

Add streamk instance to grouped convolution backward weight profiler.

## Technical Details

- New instances for grouped conv backward weight with streamk

## Test Plan

test_grouped_convnd_bwd_weight_tile

## Test Result

passed locally

## Submission Checklist

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

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Co-authored-by: Graner, Johannes <johannes.graner@amd.com>
Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>