fix: keyboard, sciter (#9216)

Signed-off-by: fufesou <linlong1266@gmail.com>

src/ui/remote.rs

@@ -487,6 +487,7 @@ impl sciter::EventHandler for SciterSession {
         fn peer_platform();
         fn set_write_override(i32, i32, bool, bool, bool);
         fn get_keyboard_mode();
+        fn is_keyboard_mode_supported(String);
         fn save_keyboard_mode(String);
         fn alternative_codecs();
         fn change_prefer_codec();