Small tagging change in HTML doc.

PiperOrigin-RevId: 199143339
diff --git a/site/docs/build-ref.html b/site/docs/build-ref.html
index 7b634e6..1b4d9ce 100644
--- a/site/docs/build-ref.html
+++ b/site/docs/build-ref.html
@@ -15,20 +15,6 @@
   <li><a href="#packages_targets">Workspace, Packages and Targets</a>
     <ul>
       <li><a href="#workspace">Workspace</a></li>
-      <li><a href="#packages">Packages</a></li>
-      <li><a href="#targets">Targets</a></li>
-      <li><a href="#labels">Labels</a></li>
-      <li><a href="#lexi">Lexical Specifications of a Label</a></li>
-      <li><a href="#rules">Rules</a></li>
-    </ul>
-  </li>
-  <li><a href="#BUILD_files">BUILD Files</a>
-    <ul>
-      <li><a href="#declaring_build_rules">Declaring Build Rules</a></li>
-    </ul>
-  </li>
-  <li><a href="#funcs">Types of Build Rules</a></li>
-
   <li><a href="#dependencies">Dependencies</a>
     <ul>
       <li><a href="#actual_and_declared_dependencies">Actual and Declared Dependencies</a></li>