[Hardware] Disable compile of diffusion on XPU (#1148)

Signed-off-by: zhenwei-intel <zhenwei.liu@intel.com>

Author: zhenwei-intel

vllm_omni/platforms/xpu/platform.py

@@ -45,7 +45,8 @@ def get_diffusion_attn_backend_cls(
 
     @classmethod
     def supports_torch_inductor(cls) -> bool:
-        return True
+        # TODO: Enable this when torch compile bugs are resolved
+        return False
 
     @classmethod
     def get_default_stage_config_path(cls) -> str: