Corrected test and applied the same condition for steadyState

Author: mwetter

IBPSA/Fluid/Geothermal/Borefields/Data/Filling/Template.mo

@@ -12,7 +12,7 @@ record Template
     "Flag, if true, then material is computed using steady-state heat conduction"
     annotation(Evaluate=true);
   final parameter Modelica.Units.SI.ThermalDiffusivity aFil=
-    if (dFil*dFil < Modelica.Constants.eps) then 1E20 else kFil/(dFil*cFil)
+    if (dFil*cFil < Modelica.Constants.eps) then 1E20 else kFil/(dFil*cFil)
     "Heat diffusion coefficient of the borehole filling material";
   annotation (
   defaultComponentPrefixes="parameter",