Fix missing return in SlurmWrapper

src/utils/Stop.cpp

@@ -17,10 +17,12 @@ private:
   int m_slurm_job_id = -1;
 
  public:
-  bool mustStop() const
+  bool
+  mustStop() const
   {
     if (m_slurm_job_id == -1) {
-      false;
+      return false;
+
     } else {
       return slurm_get_rem_time(m_slurm_job_id) < 150;
     }
@@ -72,7 +74,6 @@ stop()
 #endif   // PUGS_HAS_SLURM
   }
 
-
   parallel::broadcast(stop, 0);
 
   return stop;