[FIX] Remove Unnecessary CUDA Check Causing Deprecation Warning (rapi…

…dsai#4239)

There is an unnecessary cuda check made in the cuGraph-PyG `CuGraphStore` object causing a deprecation warning.  This PR removes the check.

Authors:
  - Alex Barghi (https://github.com/alexbarghi-nv)

Approvers:
  - Rick Ratzel (https://github.com/rlratzel)

URL: rapidsai#4239

python/cugraph-pyg/cugraph_pyg/data/cugraph_store.py

@@ -336,9 +336,7 @@ def __del__(self):
     def __make_offsets(self, input_dict):
         offsets = {}
         offsets["stop"] = [input_dict[v] for v in sorted(input_dict.keys())]
-        offsets["stop"] = torch.tensor(offsets["stop"])
-        if torch.has_cuda:
-            offsets["stop"] = offsets["stop"].cuda()
+        offsets["stop"] = torch.tensor(offsets["stop"]).cuda()
 
         cumsum = offsets["stop"].cumsum(0)
         offsets["start"] = cumsum - offsets["stop"]