Add grafted torch2.9+cu130 build variant

Add grafted torch2.9+cu130 build variant

graft torch212-cu130 builds (legacy flash-attn signature, sm80/90/100/120)

graft torch211-cu130 builds (legacy flash-attn signature, sm80/90/100/120)

torch29-cu128 aarch64 graft: restore flash-attn signatures, add SUPPORTS_RESIDUAL tag

torch29-cu128 graft: restore flash-attn signatures, add SUPPORTS_RESIDUAL tag

fork of kernels-community/layer-norm @ main + torch29-cxx11-cu128 builds from odysseyml/flash-attention odyssey-v2.8.3-fused-1 (sm80/90/100/120, community signature, fwd-only)

initial commit