wxwidgets.cfg: Validate first arg of wxString::Right() and wxString::Left().

Author: orbitcowboy

cfg/wxwidgets.cfg

@@ -10863,8 +10863,8 @@
     <leak-ignore/>
     <arg nr="1" direction="in"/>
   </function>
-  <!--wxString wxString::Right(size_t count) const -->
   <!--wxString wxString::Left(size_t count) const -->
+  <!--wxString wxString::Right(size_t count) const -->
   <function name="wxString::Right,wxString::Left">
     <noreturn>false</noreturn>
     <returnValue type="wxString"/>
@@ -10873,6 +10873,7 @@
     <use-retval/>
     <arg nr="1" direction="in">
       <not-uninit/>
+      <valid>1:</valid>
     </arg>
   </function>
   <!--void wxDC::SetLogicalFunction(wxRasterOperationMode function)-->