[T/THM] Restart test for (TH)M process moved to subfolder

ProcessLib/ThermoHydroMechanics/Tests.cmake

@@ -8,8 +8,8 @@ if (NOT OGS_USE_MPI)
     OgsTest(PROJECTFILE ThermoHydroMechanics/HeatingHomogeneousDomain/hex_THM.prj RUNTIME 30)
     OgsTest(PROJECTFILE ThermoHydroMechanics/9percentWaterFreezingExpansion/UnitSquare.prj RUNTIME 1)
     OgsTest(PROJECTFILE ThermoHydroMechanics/Linear/HeatTransportInStationaryFlow/WithFreezingPhase.prj RUNTIME 1)
-    OgsTest(PROJECTFILE ThermoHydroMechanics/MultiMaterialEhlers/square_1e1_2_matIDs.prj RUNTIME 1)
-    OgsTest(PROJECTFILE ThermoHydroMechanics/MultiMaterialEhlers/square_1e1_2_matIDs_restart.xml RUNTIME 1)
+    OgsTest(PROJECTFILE ThermoHydroMechanics/MultiMaterialEhlers/M/square_1e1_2_matIDs.prj RUNTIME 1)
+    OgsTest(PROJECTFILE ThermoHydroMechanics/MultiMaterialEhlers/M/square_1e1_2_matIDs_restart.xml RUNTIME 1)
 endif()
 
 AddTest(

Tests/Data/ThermoHydroMechanics/MultiMaterialEhlers/square_1e1_2_matIDs.prj → Tests/Data/ThermoHydroMechanics/MultiMaterialEhlers/M/square_1e1_2_matIDs.prj

 <?xml version="1.0" encoding="ISO-8859-1"?>
 <!--
     Same as for SmallDeformation process, checking solid multi-material internal
-    state variables output.
+    state variables output  for a (TH)M process.
     -->
 <OpenGeoSysProject>
     <mesh>square_1x1_quad_1e1_2_matIDs.vtu</mesh>