HomePage.dox: pip install on many linuxes

Author: Fedr

doxygen/HomePage.dox

@@ -63,9 +63,11 @@ Moreover, MeshLib can be easily installed as a python package using `pip install
 \code
 py -3.10 -m pip install --upgrade pip meshlib
 \endcode
- - On Ubuntu 20.04 Linux in Python 3.8 via
+ - On Linuxes supporting [manylinux_2_31+](https://github.com/mayeut/pep600_compliance#distro-compatibility), including Ubuntu 20+ and Fedora 32+ in Pythons 3.8,3.9,3.10 via
 \code
-python3 -m pip install --upgrade pip meshlib
+sudo apt install python3-pip
+python3 -m pip install --upgrade pip
+python3 -m pip install --upgrade meshlib
 \endcode
 Support for `pip install` on MacOS X is coming.