Added Galician language localization (#6463)

* Update languages.ts

added galician language

* Update i18n.web.ts

added import of galician translations file

* Update i18n.ts

added galician language

* Update helpers.ts

added galician to sanitizeLanguage function

* galician messages

First commit

* Second commit

* Third commit

* fourth commit

* fifth commit

* Update lingui.config.js

change to make available Galician language

* galician translation by Carlos Vieito and Alexandre Espinosa

---------

Co-authored-by: Alexandre Espinosa Menor <aemenor@gmail.com>

src/locale/i18n.web.ts

@@ -40,6 +40,10 @@ export async function dynamicActivate(locale: AppLanguage) {
       mod = await import(`./locales/ga/messages`)
       break
     }
+    case AppLanguage.gl: {
+      mod = await import(`./locales/gl/messages`)
+      break
+    }
     case AppLanguage.hi: {
       mod = await import(`./locales/hi/messages`)
       break