Fix glossary link

Author: brettcannon

source/specifications/core-metadata.rst

@@ -485,8 +485,9 @@ as specified in :doc:`/specifications/license-expression`.
 
 Note that the expression in this field only applies to the
 :term:`Distribution Archive` containing the metadata with this field (e.g.,
-:term:`Source Distribution` or :term:`Wheel`), not the project overall or
-other files related to the project (including other distribution archives).
+:term:`Source Distribution <Source Distribution (or "sdist")>` or :term:`Wheel`),
+not the project overall or other files related to the project (including other
+distribution archives).
 
 Examples::