Added dummy L0 RHW-2 element to avoid user confusion

As this network appears in the installer and can be selected or deselected, it will confuse many users if it doesn't appear to have rules.  In reality, its rules still cannot be disabled.

Author: zsc4

resources/xml/RUL2_IID_structure_default.xml

@@ -107,12 +107,12 @@
         <node name="L0 networks">
             <regex value="0x570\p{XDigit}{5}" />
             <regex value="0x57[0-5]\p{XDigit}([147a][a-f]|[258b][0-6])[048c]\p{XDigit}" />
-<!--
             <node name="RHW-2">
+<!--
                 <regex value="0x5700\p{XDigit}{4}" />
                 <regex value="0x57[0-5]\p{XDigit}[147a]a[08]\p{XDigit}" />
-            </node>
   -->
+            </node>
             <node name="RHW-3">
                 <regex value="0x5701\p{XDigit}{4}" />
                 <regex value="0x57[0-5]\p{XDigit}[147a]b[08]\p{XDigit}" />