Use well information during load balancing.

With this commit we pass the well information to
the loadbalance method of CpGrid to ensure that
each well is stored completely on one process.

opm/autodiff/RedistributeDataHandles.hpp

@@ -324,7 +324,7 @@ void distributeGridAndData( Dune::CpGrid& grid,
     global_grid.switchToGlobalView();
 
     // distribute the grid and switch to the distributed view
-    grid.loadBalance();
+    grid.loadBalance(eclipseState);
     grid.switchToDistributedView();
 
     distributed_props = std::make_shared<BlackoilPropsAdFromDeck>(properties, grid.numCells());