docs: for pull #2138, fixed 1 outdated doc(s) (#2158)

* [skip ci] docs: fix outdated docs

* Change < 15 to <=14

---------

Co-authored-by: joggrbot[bot] <107281636+joggrbot[bot]@users.noreply.github.com>
Co-authored-by: Mark Sze <66362098+marklysze@users.noreply.github.com>

Author: joggrbot[bot]

website/docs/installation/Installation.mdx

@@ -65,7 +65,7 @@ When installing AG2 locally, we recommend using a virtual environment for the in
 
 ## Install AG2
 
-AG2 requires **Python version >= 3.10, < 3.14**. It can be installed from pip:
+AG2 requires **Python version >= 3.10, <= 3.14**. It can be installed from pip:
 
 ```bash
 pip install ag2[openai]
@@ -113,3 +113,4 @@ To learn more about code executors, see the [code executors tutorial](/docs/user
 
 You might have seen a different way of defining the executors without creating the
 executor object, please refer to FAQ for this [legacy code executor](/docs/faq/FAQ#legacy-code-executor).
+