docs: remove misleading comment about pgpt working with python 3.12 (#…

…1394)

I was misled into believing I could install using python 3.12 whereas the pyproject.toml explicitly states otherwise. This PR only removes this comment to make sure other people are not also trapped 😄

fern/docs/pages/installation/installation.mdx

@@ -10,7 +10,7 @@
 ```
 
 * Install Python `3.11` (*if you do not have it already*). Ideally through a python version manager like `pyenv`.
-  Python 3.12 should work too. Earlier python versions are not supported.
+  Earlier python versions are not supported.
     * osx/linux: [pyenv](https://github.com/pyenv/pyenv)
     * windows: [pyenv-win](https://github.com/pyenv-win/pyenv-win)
 
@@ -232,4 +232,4 @@ To install a C++ compiler on Windows 10/11, follow these steps:
 When running a Mac with Intel hardware (not M1), you may run into _clang: error: the clang compiler does not support '
 -march=native'_ during pip install.
 
-If so set your archflags during pip install. eg: _ARCHFLAGS="-arch x86_64" pip3 install -r requirements.txt_
+If so set your archflags during pip install. eg: _ARCHFLAGS="-arch x86_64" pip3 install -r requirements.txt_