Use 2nd-person language in dtensor guide

Author: markmcd

site/en/guide/core/distribution.ipynb

@@ -485,7 +485,7 @@
         "    queue = tf.nest.map_structure(lambda x: tf.split(x, num_splits, axis=axis), queue)\n",
         "    sharded_dims.append(dim)\n",
         "\n",
-        "  # Now we can build the list of component tensors by looking up the location in\n",
+        "  # Now you can build the list of component tensors by looking up the location in\n",
         "  # the nested list of split-tensors created in queue[0].\n",
         "  components = []\n",
         "  for locations in layout.mesh.local_device_locations():\n",