Change blending mode name to Luminosity/Shine (SAI)

New name is consistent with the change of the name in SAI2
and shows the purpose of the blending mode better.

libs/pigment/KoCompositeOpRegistry.cpp

@@ -96,7 +96,7 @@ KoCompositeOpRegistry::KoCompositeOpRegistry()
     m_map.insert(m_categories[3], KoID(COMPOSITE_TINT_IFS_ILLUSIONS, i18n("Tint (IFS Illusions)")));
     m_map.insert(m_categories[3], KoID(COMPOSITE_FOG_LIGHTEN_IFS_ILLUSIONS, i18n("Fog Lighten (IFS Illusions)")));
     m_map.insert(m_categories[3], KoID(COMPOSITE_EASY_DODGE       , i18n("Easy Dodge")));
-    m_map.insert(m_categories[3], KoID(COMPOSITE_LUMINOSITY_SAI       , i18n("Luminosity (SAI)")));
+    m_map.insert(m_categories[3], KoID(COMPOSITE_LUMINOSITY_SAI       , i18n("Luminosity/Shine (SAI)")));
     
     m_map.insert(m_categories[4], KoID(COMPOSITE_MOD              , i18n("Modulo")));
     m_map.insert(m_categories[4], KoID(COMPOSITE_MOD_CON          , i18n("Modulo - Continuous")));

libs/pigment/compositeops/KoCompositeOps.h

@@ -320,7 +320,7 @@ struct AddGeneralAlphaOps<Traits, true>
 
     static void add(KoColorSpace* cs)
     {
-        add<&cfAdditionSAI <HSVType,Arg> >(cs, COMPOSITE_LUMINOSITY_SAI         , i18n("Luminosity (SAI)")         , KoCompositeOp::categoryHSV());
+        add<&cfAdditionSAI <HSVType,Arg> >(cs, COMPOSITE_LUMINOSITY_SAI         , i18n("Luminosity/Shine (SAI)")         , KoCompositeOp::categoryHSV());
     }