Enable Spanish Localization (#2405)

* add `es` to `lingui.config.js`

* update messages.po

* enable spanish localization

src/locale/languages.ts

@@ -8,8 +8,7 @@ export enum AppLanguage {
   en = 'en',
   // DISABLED until this translation is fixed -prf
   // de = 'de',
-  // DISABLED until this translation is more thoroughly reviewed -prf
-  // es = 'es',
+  es = 'es',
   fr = 'fr',
   hi = 'hi',
   ja = 'ja',
@@ -25,8 +24,7 @@ export const APP_LANGUAGES: AppLanguageConfig[] = [
   {code2: AppLanguage.en, name: 'English'},
   // DISABLED until this translation is fixed -prf
   // {code2: AppLanguage.de, name: 'Deutsch'},
-  // DISABLED until this translation is more thoroughly reviewed -prf
-  // {code2: AppLanguage.es, name: 'Español'},
+  {code2: AppLanguage.es, name: 'Español'},
   {code2: AppLanguage.fr, name: 'Français'},
   {code2: AppLanguage.hi, name: 'हिंदी'},
   {code2: AppLanguage.ja, name: '日本語'},