fead: add ukrainian locale (#864)

web/src/components/LocaleSelect.tsx

@@ -30,6 +30,7 @@ const LocaleSelect: FC<Props> = (props: Props) => {
       <Option value="sv">Svenska</Option>
       <Option value="de">German</Option>
       <Option value="es">Español</Option>
+      <Option value="uk">Українська</Option>
     </Select>
   );
 };