ENH: pimple solvers: no longer update U in UEqn unless specifying a momentum predictor

applications/solvers/compressible/rhoPimpleFoam/UEqn.H

@@ -15,8 +15,3 @@ if (pimple.momentumPredictor())
 {
     solve(UEqn() == -fvc::grad(p));
 }
-else
-{
-    U = rAU*(UEqn().H() - fvc::grad(p));
-    U.correctBoundaryConditions();
-}

applications/solvers/compressible/rhoPimpleFoam/rhoPorousMRFPimpleFoam/UEqn.H

@@ -19,8 +19,3 @@ if (pimple.momentumPredictor())
 {
     solve(UEqn() == -fvc::grad(p));
 }
-else
-{
-    U = rAU*(UEqn().H() - fvc::grad(p));
-    U.correctBoundaryConditions();
-}

applications/solvers/incompressible/pimpleFoam/UEqn.H

@@ -19,8 +19,3 @@ if (pimple.momentumPredictor())
 {
     solve(UEqn() == -fvc::grad(p));
 }
-else
-{
-    U = rAU*(UEqn().H() - fvc::grad(p));
-    U.correctBoundaryConditions();
-}

applications/solvers/incompressible/pimpleFoam/pimpleDyMFoam/UEqn.H

@@ -15,8 +15,3 @@ if (pimple.momentumPredictor())
 {
     solve(UEqn() == -fvc::grad(p));
 }
-else
-{
-    U = rAU*(UEqn().H() - fvc::grad(p));
-    U.correctBoundaryConditions();
-}