settlingFoam: Corrected time-loop

applications/solvers/multiphase/settlingFoam/settlingFoam.C

@@ -57,7 +57,7 @@ int main(int argc, char *argv[])
 
     Info<< "\nStarting time loop\n" << endl;
 
-    while (pimple.loop())
+    while (runTime.loop())
     {
         Info<< "Time = " << runTime.timeName() << nl << endl;