Fix dox

Author: nyalldawson

python/core/auto_generated/symbology/qgssymbol.sip.in

@@ -208,11 +208,11 @@ Draws an icon of the symbol that occupies an area given by ``size`` using the sp
 Optionally a custom render context may be given in order to ensure that the preview icon exactly
 matches the settings from that context.
 
-.. versionadded:: 2.6
-
 .. seealso:: :py:func:`exportImage`
 
 .. seealso:: :py:func:`asImage`
+
+.. versionadded:: 2.6
 %End
 
     void exportImage( const QString &path, const QString &format, QSize size );

src/core/symbology/qgssymbol.h

@@ -237,9 +237,9 @@ class CORE_EXPORT QgsSymbol
      * Optionally a custom render context may be given in order to ensure that the preview icon exactly
      * matches the settings from that context.
      *
-     * \since QGIS 2.6
      * \see exportImage()
      * \see asImage()
+     * \since QGIS 2.6
      */
     void drawPreviewIcon( QPainter *painter, QSize size, QgsRenderContext *customContext = nullptr );