fix code format

Author: ZhaoqiongZ

prototype_source/inductor_windows.rst

@@ -45,7 +45,7 @@ Next, let's configure our environment.
     "C:/Program Files/Microsoft Visual Studio/2022/Community/VC/Auxiliary/Build/vcvars64.bat"
 #. Create and activate a virtual environment: ::
 #. Install `PyTorch 2.5 <https://pytorch.org/get-started/locally/>`_ or later for CPU Usage. Install PyTorch 2.7 or later refer to `Getting Started on Intel GPU <https://pytorch.org/docs/main/notes/get_start_xpu.html>`_ for XPU usage.
-#. Here is an example of how to use TorchInductor on Windows:
+#. Here is an example of how to use TorchInductor on Windows::
 .. code-block:: python
 
     import torch