docs(README): fix table HTML syntax

gr2m · gr2m · commit 8f49db1cd1ac · 2019-04-16T16:25:55.000-07:00
diff --git a/README.md b/README.md
@@ -219,7 +219,7 @@ location.href = myLogin().url
       <td>
         The authorization URL
       </td>
-    <tr>
+    </tr>
   </tbody>
 </table>
 
