Kompute-based Vulkan backend shows an GGML_OP_GET_ROWS error

[woachk]

Doesn't happen with the other Vulkan backend.

[slaren]

It seems that the Kompute backend is missing f32 get_rows. It already supports f16, so hopefully it will be easy to add f32.

[woachk]

#6403

[github-actions]

This issue was closed because it has been inactive for 14 days since being marked as stale.

[guilt]

@ggerganov I hit this error recently.