cherry pick is_thor from ngc/release/25.09 branch to main (#3813)

Author: lanluo-nvidia

py/torch_tensorrt/dynamo/utils.py

@@ -852,3 +852,9 @@ def is_tegra_platform() -> bool:
     if torch.cuda.get_device_capability() in [(8, 7), (7, 2)]:
         return True
     return False
+
+
+def is_thor() -> bool:
+    if torch.cuda.get_device_capability() in [(11, 0)]:
+        return True
+    return False