Fix deprecation of CollectiveCommunication

amdis/Marker.inc.hpp

@@ -155,7 +155,7 @@ void ESMarker<Grid>::initMarking(AdaptInfo& adaptInfo)
 
   int nLeaves = (this->grid_->leafGridView()).size(0);
 #if AMDIS_HAS_PARALLEL
-  Dune::CollectiveCommunication<>{}.sum(nLeaves, 1);
+  Dune::Communication<>{}.sum(nLeaves, 1);
 #endif
 
   this->markRLimit_ = esThetaP * epsP / nLeaves;