fix the problem that cannot change language in transaction preset category page

src/lib/i18n.js

@@ -361,7 +361,7 @@ export function getDisplayCurrency(value, currencyCode, notConvertValue, transla
 
 export function getI18nOptions() {
     return {
-        legacy: false,
+        legacy: true,
         locale: defaultLanguage,
         fallbackLocale: defaultLanguage,
         formatFallbackMessages: true,

src/mobile-main.js

@@ -186,7 +186,7 @@ function setLanguage(locale) {
         settings.setLanguage(locale);
     }
 
-    i18n.global.locale.value = locale;
+    i18n.global.locale = locale;
     moment.updateLocale(locale, {
         months : app.config.globalProperties.$locale.getAllLongMonthNames(),
         monthsShort : app.config.globalProperties.$locale.getAllShortMonthNames(),