fix incorrect link to inspection and comparison

Author: jstemmer

basic/index.html

@@ -224,7 +224,7 @@ <h2>
   <div class="block">
     <p>There are two main uses of the <code>git diff</code> command.  One use we
     will describe here, the other we will describe later in the 
-    <a href="/inspection">"Inspection and Comparison"</a>
+    <a href="/inspect">"Inspection and Comparison"</a>
     section. The way we're going to use it here is to describe the
     changes that are staged or modified on disk but unstaged.</p>