[Model] support LTX-2 text-to-video image-to-video (#841)

Signed-off-by: David Chen <530634352@qq.com>
Signed-off-by: WeiQing Chen <40507679+david6666666@users.noreply.github.com>

docs/user_guide/diffusion/parallelism_acceleration.md

@@ -54,6 +54,7 @@ The following table shows which models are currently supported by parallelism me
 | Model | Model Identifier | Ulysses-SP | Ring-Attention | Tensor-Parallel | HSDP | VAE-Patch-Parallel |
 |-------|------------------|:----------:|:--------------:|:---------------:|:----:| :----:|
 | **Wan2.2** | `Wan-AI/Wan2.2-T2V-A14B-Diffusers` | ✅ | ✅ | ✅ | ✅ | ✅ |
+| **LTX-2** | `Lightricks/LTX-2` | ✅ | ✅ | ✅ | ❌ | ❌ |
 
 ### Tensor Parallelism