Typo fix

Author: asmeurer

README.md

@@ -45,7 +45,7 @@ import array_api_compat.cupy as cp
 import array_api_compat.torch as torch
 ```
 
-Each will include all the functions from the normal NumPy/CuPy/Torch
+Each will include all the functions from the normal NumPy/CuPy/PyTorch
 namespace, except that functions that are part of the array API are wrapped so
 that they have the correct array API behavior. In each case, the array object
 used will be the same array object from the wrapped library.