Fix doc syntax

gtk/gtktexttagtable.c

@@ -43,16 +43,16 @@
  * @Title: GtkTextTagTable
  *
  * You may wish to begin by reading the <link linkend="TextWidget">text widget
- * conceptual overview</link> which gives an overview of all the objects and data
- * types related to the text widget and how they work together.
+ * conceptual overview</link> which gives an overview of all the objects and
+ * data types related to the text widget and how they work together.
  *
  * <refsect2 id="GtkTextTagTable-BUILDER-UI">
  * <title>GtkTextTagTables as GtkBuildable</title>
  * <para>
  * The GtkTextTagTable implementation of the GtkBuildable interface
- * supports adding tags by specifying "tag" as the "type" 
+ * supports adding tags by specifying "tag" as the "type"
  * attribute of a &lt;child&gt; element.
- *
+ * </para>
  * <example>
  * <title>A UI definition fragment specifying tags</title>
  * <programlisting><![CDATA[