Clearly specify that the name and version should be normalized for `.…

…dist-info` and `.data` directories in wheels

It's implied by https://packaging.python.org/en/latest/specifications/recording-installed-packages/#the-dist-info-directory as the resulting directory upon unpacking is supposed to be normalized.

source/specifications/binary-distribution-format.rst

@@ -175,8 +175,10 @@ File contents
 '''''''''''''
 
 The contents of a wheel file, where {distribution} is replaced with the
-name of the package, e.g. ``beaglevote`` and {version} is replaced with
-its version, e.g. ``1.0.0``, consist of:
+:ref:`normalized name <name-normalization>` of the package, e.g. 
+``beaglevote`` and {version} is replaced
+with its :ref:`normalized version <version-specifiers-normalization>`,
+e.g. ``1.0.0``, consist of:
 
 #. ``/``, the root of the archive, contains all files to be installed in
    ``purelib`` or ``platlib`` as specified in ``WHEEL``.  ``purelib`` and