Update pip install docs to include Python 3.13

Signed-off-by: Paritosh Dwivedi <73585231+pdwi2020@users.noreply.github.com>

Author: pdwi2020

site/en/install/pip.md

@@ -140,7 +140,7 @@ Note: GPU support is available for Ubuntu and Windows with CUDA®-enabled cards.
 
 ## Software requirements
 
-*   Python 3.9–3.12
+*   Python 3.9–3.13
 *   pip version 19.0 or higher for Linux (requires `manylinux2014` support) and
     Windows. pip version 20.3 or higher for macOS.
 *   Windows Native Requires