Update source path to current generated version

Author: garydgregory

src/site/site.xml

@@ -50,7 +50,7 @@ under the License.
       <item name="Mailing Lists"     href="/mail-lists.html"/>
       <item name="Issue Tracking"    href="/issue-tracking.html"/>
       <item name="Latest Javadoc"    href="/apidocs/index.html"/>
-      <item name="Source Repository" href="/source-repository.html"/>
+      <item name="Source Repository" href="/scm.html"/>
       <item name="Building"          href="/building.html"/>
     </menu>
   </body>

src/site/xdoc/mail-lists.xml

@@ -149,7 +149,7 @@ limitations under the License.
           <td>
             <strong>Commons Commits List</strong>
             <br /><br />
-            Only for e-mails automatically generated by the <a href="source-repository.html">source control</a> sytem.
+            Only for e-mails automatically generated by the <a href="scm.html">source control</a> sytem.
             <br /><br />
           </td>
           <td><a href="mailto:[email protected]">Subscribe</a></td>