Examples: Win32+OpenGL3: Fixed not calling DefWindowProcW() as with other Win32 examples. (#6516, #5725, #5961, #5975)

Amend fe0a24f

docs/CHANGELOG.txt

@@ -42,6 +42,8 @@ Other changes:
 - Backends: GLFW: Accept glfwGetTime() not returning a monotonically increasing value.
   This seems to happens on some Windows setup when peripherals disconnect, and is likely
   to also happen on browser+Emscripten. Matches similar 1.89.4 fix in SDL backend. (#6491)
+- Examples: Win32+OpenGL3: Changed DefWindowProc() to DefWindowProcW() to match other examples
+  and support the example app being compiled without UNICODE. (#6516, #5725, #5961, #5975)
 
 
 -----------------------------------------------------------------------

examples/example_win32_opengl3/main.cpp

@@ -230,5 +230,5 @@ LRESULT WINAPI WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
         ::PostQuitMessage(0);
         return 0;
     }
-    return ::DefWindowProc(hWnd, msg, wParam, lParam);
+    return ::DefWindowProcW(hWnd, msg, wParam, lParam);
 }