Remove an extraneous setting of layer scope for vectors

We already have set the layer scope for ALL layer types in
the map renderer job preparation, so there's no need to
add another layer scope in the vector layer renderer

Refs #60112

src/core/vector/qgsvectorlayerrenderer.cpp

@@ -171,8 +171,6 @@ QgsVectorLayerRenderer::QgsVectorLayerRenderer( QgsVectorLayer *layer, QgsRender
     // set editing vertex markers style (main renderer only)
     mRenderer->setVertexMarkerAppearance( mVertexMarkerStyle, mVertexMarkerSize );
   }
-  if ( !mNoSetLayerExpressionContext )
-    renderContext()->expressionContext() << QgsExpressionContextUtils::layerScope( layer );
 
   for ( const std::unique_ptr< QgsFeatureRenderer > &renderer : mRenderers )
   {