[css-syntax] typo

--HG--
extra : rebase_source : 42674bcdca1546e0658b1b1c91519755749e9379

Author: tabatkins

css-syntax/Overview.html

@@ -1919,7 +1919,7 @@ <h4 id=at-keyword-state><span class=secno>4.4.6. </span> <dfn
     escape</i></a>, <a href="#consume-an-escaped-character0"><i>consume an
     escaped character</i></a>. Append the returned character to the
     at-keyword token's value. Remain in this state.
-    <p> Otherwise, emit the at-keyword token. Swith to the <a
+    <p> Otherwise, emit the at-keyword token. Switch to the <a
      href="#data-state0"><i>data state</i></a>. <a
      href="#reconsume-the-current-input-character"><i>Reconsume the current
      input character</i></a>.

css-syntax/Overview.src.html

@@ -1166,7 +1166,7 @@ <h4>
 			<p>
 				Otherwise,
 				emit the at-keyword token.
-				Swith to the <i>data state</i>.
+				Switch to the <i>data state</i>.
 				<i>Reconsume the current input character</i>.
 
 		<dt>anything else