src/doc/en/installation/source.rst: Update required venv Python exten…

…sion modules from build/pkgs/python3/spkg-configure.m4

src/doc/en/installation/source.rst

@@ -139,8 +139,8 @@ Sage will accept versions 3.7.x to 3.10.x.
 You can also use ``--with-python=/path/to/python3_binary`` to tell Sage to use
 ``/path/to/python3_binary`` to set up the venv. Note that setting up venv requires
 a number of Python modules to be available within the Python in question. Currently,
-for Sage 9.2, these modules are as follows: ``sqlite3``, ``ctypes``, ``math``,
-``hashlib``, ``crypt``, ``readline``, ``socket``, ``zlib``, ``distutils.core`` -
+for Sage 9.6, these modules are as follows: ``sqlite3``, ``ctypes``, ``math``,
+``hashlib``, ``crypt``, ``socket``, ``zlib``, ``distutils.core``, ``ssl`` -
 they will be checked for by the ``configure`` script.
 
 Other notes