add probes also to default controlDict of case

tutorials/cfdemSolverPimple/bubblingFluidizedBed_Smoothing/CFD/system/controlDict

@@ -84,5 +84,44 @@ functions
             }
         );
     }
+
+    probes
+    {
+        type    probes;
+        functionObjectLibs ("libsampling.so");
+        name    probes;
+        probeLocations
+        (
+            (0.0018 0.0045 0.0023)
+            (0.0116 0.0045 0.0023)
+            (0.0214 0.0045 0.0023)
+            (0.0018 0.0045 0.0159)
+            (0.0116 0.0045 0.0159)
+            (0.0214 0.0045 0.0159)
+            (0.0018 0.0045 0.0311)
+            (0.0116 0.0045 0.0311)
+            (0.0214 0.0045 0.0311)
+            (0.0018 0.0045 0.0462)
+            (0.0116 0.0045 0.0462)
+            (0.0214 0.0045 0.0462)
+            (0.0018 0.0045 0.0614)
+            (0.0116 0.0045 0.0614)
+            (0.0214 0.0045 0.0614)
+            (0.0018 0.0045 0.0765)
+            (0.0116 0.0045 0.0765)
+            (0.0214 0.0045 0.0765)
+        );
+
+        // fields to be probed
+        fields
+        (
+            voidfraction
+            U
+        );
+
+        // write at same frequency as fields
+        writeControl    timeStep;
+        writeInterval   50;
+    }
 }
 // ************************************************************************* //