[libs][arch] set fs value before calling process_tileable_device_parameters since it relies on that value

Author: amin1377

libs/libarchfpga/src/read_xml_arch_file.cpp

@@ -2936,11 +2936,11 @@ static void process_device(pugi::xml_node Node, t_arch* arch, t_default_fc_spec&
                        vtr::string_fmt("Unknown property %s for switch block type x\n", Prop).c_str());
     }
 
-    process_tileable_device_parameters(arch, loc_data);
-
     ReqOpt custom_switchblock_reqd = BoolToReqOpt(!custom_switch_block);
     arch->Fs = get_attribute(Cur, "fs", loc_data, custom_switchblock_reqd).as_int(3);
 
+    process_tileable_device_parameters(arch, loc_data);
+
     Cur = get_single_child(Node, "default_fc", loc_data, ReqOpt::OPTIONAL);
     if (Cur) {
         arch_def_fc.specified = true;