Keep example html link on single line

Not strictly necessary, but I prefer this since it matches how all the
other examples are formatted.

Author: jwpeterson

doc/html/src/examples.html

@@ -203,10 +203,7 @@ <h1>A Series of Example Programs</h1>
 
 <li><L1><a href="examples/miscellaneous_ex16.html">Static Condensation with Second Order Lagrange Elements</a></L1></li>
 
-<li>
-    <L1><a href="examples/miscellaneous_ex17.html">Demonstrating mix of preallocated/hash-table matrix assemblies</a>
-    </L1>
-</li>
+<li><L1><a href="examples/miscellaneous_ex17.html">Demonstrating mix of preallocated/hash-table matrix assemblies</a></L1></li>
 
 </ol> </li>