spellechck do warning if htmls tags in methoid description => fail travis

Author: luipir

python/core/auto_generated/raster/qgscontrastenhancement.sip.in

@@ -131,8 +131,8 @@ By default it will be generated.
 Write ContrastEnhancement tags following SLD v1.0 specs
 SLD1.0 is limited to the parameters listed in:
 https://docs.geoserver.org/stable/en/user/styling/sld/reference/rastersymbolizer.html#contrastenhancement
-Btw only <Normalize> + vendor options are supported because there is no clear mapping
-of ContrastEnhancement parameters to support <Histogram> or <GammaValue>
+Btw only sld:Normalize + vendor options are supported because there is no clear mapping
+of ContrastEnhancement parameters to support sld:Histogram or sld:GammaValue
 
 .. versionadded:: 3.6
 %End

src/core/raster/qgscontrastenhancement.h

@@ -163,8 +163,8 @@ class CORE_EXPORT QgsContrastEnhancement
      * Write ContrastEnhancement tags following SLD v1.0 specs
      * SLD1.0 is limited to the parameters listed in:
      * https://docs.geoserver.org/stable/en/user/styling/sld/reference/rastersymbolizer.html#contrastenhancement
-     * Btw only <Normalize> + vendor options are supported because there is no clear mapping
-     * of ContrastEnhancement parameters to support <Histogram> or <GammaValue>
+     * Btw only sld:Normalize + vendor options are supported because there is no clear mapping
+     * of ContrastEnhancement parameters to support sld:Histogram or sld:GammaValue
      * \since QGIS 3.6  */
     void toSld( QDomDocument &doc, QDomElement &element ) const;