Fix query page table of contents.

RELNOTES: None
PiperOrigin-RevId: 188019651
diff --git a/site/docs/query.html b/site/docs/query.html
index 2726294..f589f67 100644
--- a/site/docs/query.html
+++ b/site/docs/query.html
@@ -5,7 +5,7 @@
 <h1>The Bazel Query Reference</h1>
 
 
-<ul clas="toc">
+<ul class="toc">
   <li><a href="#examples">Examples</a></li>
   <li><a href="#tokens">Tokens: The Lexical Syntax</a></li>
   <li><a href="#concepts">Bazel Query Language Concepts</a></li>