fix debug output shown in non debug build in ALL_Staggered.hpp

include/ALL_Staggered.hpp

@@ -301,7 +301,7 @@ template <class T, class W> void Staggered_LB<T, W>::balance(int) {
     MPI_Wait(&sreq, &sstat);
     MPI_Wait(&rreq, &rstat);
 
-#ifndef ALL_DEBUG_ENABLED
+#ifdef ALL_DEBUG_ENABLED
     MPI_Barrier(this->globalComm);
     std::cout << this->localRank << ": shift = " << shift
               << " remoteShift = " << remote_shift