* HIP: keep MMQ for gfx900 MoE and Q8_0, use hipBLAS for dense K-quants Assisted-by: GitHub Copilot CLI * HIP: tighten conditional block to be explicitly for gfx900 * HIP: Further simplified gfx900 conditional block * removed unnecessary comment
* HIP: keep MMQ for gfx900 MoE and Q8_0, use hipBLAS for dense K-quants Assisted-by: GitHub Copilot CLI * HIP: tighten conditional block to be explicitly for gfx900 * HIP: Further simplified gfx900 conditional block * removed unnecessary comment