wxwidgets.cfg: Added support for 'wxFileName::FileExists'

Author: orbitcowboy

cfg/wxwidgets.cfg

@@ -10681,6 +10681,14 @@
     <use-retval/>
     <arg nr="1" direction="in"/>
   </function>
+  <!-- bool wxFileName::FileExists() const -->
+  <function name="wxFileName::FileExists">
+    <noreturn>false</noreturn>
+    <returnValue type="bool"/>
+    <const/>
+    <leak-ignore/>
+    <use-retval/>
+  </function>
   <!-- static wxUniChar wxFileName::GetPathSeparator(wxPathFormat format = wxPATH_NATIVE) -->
   <function name="wxFileName::GetPathSeparator">
     <noreturn>false</noreturn>