Normalize SubM SparseConv3D outputs to stable input coordinate order

Use direct fixed-cardinality TensorRT output bindings for SubM SparseConv3D

Fix SparseConv3D descriptor to fixed-cardinality SubM dynamic N

Add production sparse-to-FlexiCubes TensorRT mesh topology plugin

Make SparseConv3D runtime robust by deriving SubM structure from native spconv weights

Handle TensorRT DDS output buffers through upper-bound aliases

Use eager annotations required by TensorRT plugin registry

Use TensorRT-compatible companionforge plugin namespace

Add TensorRT 11.2 custom plugins for all AniGen sparse and topology ops