* model : refactor QKV into common build_qkv and create_tensor_qkv helpers * model : extend build_qkv to bert/mpt/dbrx/olmo/lfm2/nemotron-h/granite-hybrid/gemma3n-iswa/t5-dec and fix wqkv_s
* mmvq: add RDNA3/RDNA4-specific parameter table (nwarps=8, rows=1) * mmvq: add dedicated RDNA3 parameter table * mmvq: exclude RDNA3.5 (gfx1150/1151) from RDNA3 table