fix(vfs): add dummy function to satisfy C89 -pedantic when VFS is disabled

Author: 龙虾机器人

menu/menu_vfs_browser.c

@@ -407,3 +407,11 @@ enum vfs_scheme menu_vfs_browser_get_scheme(void)
    return g_vfs_browser.scheme;
 }
 #endif /* HAVE_VFS && !WIIU && !WEBOS */
+
+/* Dummy function to satisfy C89 -pedantic when VFS is disabled */
+#if !defined(HAVE_VFS) || defined(__wiiu__) || defined(__WEBOS__)
+void menu_vfs_browser_dummy(void)
+{
+    /* Intentionally empty */
+}
+#endif