space added between type and checking for typechecking (pytorch#161352)

space added between type and checking for "typechecking"

Fixes pytorch#161282

Pull Request resolved: pytorch#161352
Approved by: https://github.com/malfet

Author: RajeshvShiyal

torch/__init__.py

@@ -1108,7 +1108,7 @@ def is_tensor(obj: _Any, /) -> _TypeIs["torch.Tensor"]:
     r"""Returns True if `obj` is a PyTorch tensor.
 
     Note that this function is simply doing ``isinstance(obj, Tensor)``.
-    Using that ``isinstance`` check is better for typechecking with mypy,
+    Using that ``isinstance`` check is better for type checking with mypy,
     and more explicit - so it's recommended to use that instead of
     ``is_tensor``.