Fem: Set Elmer result output format to Ascii

src/Mod/Fem/femsolver/elmer/writer.py

@@ -795,6 +795,7 @@ class Writer:
         s["Procedure"] = sifio.FileAttr("ResultOutputSolve/ResultOutputSolver")
         s["Output File Name"] = sifio.FileAttr("FreeCAD")
         s["Vtu Format"] = True
+        s["Ascii Output"] = True
         s["Vtu Time Collection"] = True
         if self.unit_schema == Units.Scheme.SI2:
             s["Coordinate Scaling Revert"] = True

src/Mod/Fem/femtest/data/elmer/box_static_0_mm.sif

@@ -53,6 +53,7 @@ Equation 1
 End
 
 Solver 2
+  Ascii Output = Logical True
   Coordinate Scaling Revert = Logical True
   Equation = String "ResultOutput"
   Exec Solver = String "After simulation"