use LONG_MAX for integer in FMU min/max

Belonging to [master]:
  - #2640

Author: adrpo

Compiler/Template/CodegenFMU.tpl

@@ -3130,8 +3130,8 @@ template ScalarVariableTypeFMU(String attrstr, String unit, String displayUnit,
   match type_
     case T_INTEGER(__) then
       <<
-      <%attrstr%>.min = <%optInitValFMU(minValue,"-DBL_MAX")%>;
-      <%attrstr%>.max = <%optInitValFMU(maxValue,"DBL_MAX")%>;
+      <%attrstr%>.min = <%optInitValFMU(minValue,"-LONG_MAX")%>;
+      <%attrstr%>.max = <%optInitValFMU(maxValue,"LONG_MAX")%>;
       <%attrstr%>.fixed = <%if isFixed then 1 else 0%>;
       <%attrstr%>.start = <%optInitValFMU(startValue,"0")%>;
       >>