Fix broken extra 'cpu' (#5050)

Author: leoll2

library/pyproject.toml

@@ -84,18 +84,18 @@ lint = [
 
 [project.optional-dependencies]
 cpu = [
-    "torch==2.9.1",
-    "torchvision==0.24.1"
+    "torch==2.9.1+cpu",
+    "torchvision==0.24.1+cpu"
 ]
 cuda = [
-    "torch==2.9.1",
-    "torchvision==0.24.1"
+    "torch==2.9.1+cu128",
+    "torchvision==0.24.1+cu128"
 ]
 xpu = [
     "torch==2.9.0+xpu", # torch 2.9.1 with torchvision==0.24.1 is currently 
                         # unstable resulting in an error with torchvision ops.
     "pytorch-triton-xpu==3.5.0",
-    "torchvision==0.24.0"
+    "torchvision==0.24.0+xpu"
 ]
 
 docs = [