tdf#134052:shadow appears solid instead of blurry in presentation mode

Add shadow primitive id into the switch case to run
ProcessPrimitive2DOnPixelProcessor function.

Change-Id: I059771ba4c56eca50c74aad81c4dec193b454dca
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/100861
Tested-by: Jenkins
Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>
diff --git a/drawinglayer/source/processor2d/vclmetafileprocessor2d.cxx b/drawinglayer/source/processor2d/vclmetafileprocessor2d.cxx
index 174b529..73fb760 100644
--- a/drawinglayer/source/processor2d/vclmetafileprocessor2d.cxx
+++ b/drawinglayer/source/processor2d/vclmetafileprocessor2d.cxx
@@ -930,6 +930,7 @@ void VclMetafileProcessor2D::processBasePrimitive2D(const primitive2d::BasePrimi
                static_cast<const primitive2d::ObjectInfoPrimitive2D&>(rCandidate));
            break;
        }
        case PRIMITIVE2D_ID_SHADOWPRIMITIVE2D:
        case PRIMITIVE2D_ID_GLOWPRIMITIVE2D:
        case PRIMITIVE2D_ID_SOFTEDGEPRIMITIVE2D:
        {