Fix keyboard event key codes when using Wayland

Correct the confusion between compile- and run-time checks for X11.

See #17848.

(cherry picked from commit 7542632302)

docs/changes.txt

@@ -629,6 +629,7 @@ wxGTK:
 - Make items selected from keyboard visible in wxListCtrl (Jonathan Dagresta).
 - Cosmetic fix for empty wxCheckBoxes display (Chuddah).
 - Fix crashes in wxFileSystemWatcher implementation (David Hart).
+- Fix key events codes when using Wayland (David Hart).
 
 wxMSW:
 

src/gtk/window.cpp

@@ -810,9 +810,11 @@ wxTranslateGTKKeyEventToWx(wxKeyEvent& event,
                 // got one
                 key_code = keysymNormalized ? keysymNormalized : keysym;
             }
-#else
+            else
-            key_code = keysym;
+#endif // GDK_WINDOWING_X11
-#endif
+            {
+                key_code = keysym;
+            }
 
             // as explained above, we want to have lower register key codes
             // normally but for the letter keys we want to have the upper ones