Update mention of "list" to "list item" in programmatically-determine…

…d-link-context.html

closes #3361

updates the term example to mention "list item" instead of "list" to be more accurate to what the intent of that likely was trying to convey.

Additionally, links to the HTML term of 'paragraph', which I would submit could resolve issues such as #2109

guidelines/terms/20/programmatically-determined-link-context.html

@@ -5,8 +5,8 @@
    </p>
 
    <aside class="example"><p>In HTML, information that is programmatically determinable from a link in English
-      includes text that is in the same paragraph, list, or table cell as the link or in
-      a table header cell that is associated with the table cell that contains the link.
+      includes text that is in the same <a href="https://html.spec.whatwg.org/multipage/dom.html#paragraph">paragraph</a>, 
+      list item, or table cell as the link or in a table header cell that is associated with the table cell that contains the link.
    </p></aside>
 
    <p class="note">Since screen readers interpret punctuation, they can also provide the context from