[DOCS] Fixed typo: triton.function -> torch.autograd.Function

docs/tutorials/custom-operation.rst

@@ -39,7 +39,7 @@ As you will see, a wrapper for the above Triton function can be created in just
     import torch
     import triton
 
-    class _add(triton.function):
+    class _add(torch.autograd.Function):
         # source-code for Triton compute kernel
         src = """
     __global__ void add(float* z, float* x, float* y, int N){

docs/tutorials/putting-it-all-together.rst

@@ -15,7 +15,7 @@ The PyTriton API provides a :code:`triton.function` class which automatically ha
     import triton
 
     # Entry point
-    class _dot(triton.function):
+    class _dot(torch.autograd.Function):
 
       @staticmethod
       # Forward Pass
@@ -170,7 +170,7 @@ Creating custom operations for Triton and PyTorch is very similar; programmers h
     return da, db, None, None, None, None, None, None, None
 
 
-A callable operation can be created using the :code:`apply` method of our :code:`triton.function` class.
+A callable operation can be created using the :code:`apply` method of the :code:`torch.autograd.Function` class.
 
 .. code:: python