feat(dashboard): add Arabic translation

.changeset/young-beers-guess.md

@@ -0,0 +1,5 @@
+---
+"@medusajs/dashboard": patch
+---
+
+- Add Arabic i18n localization

packages/admin/dashboard/src/i18n/languages.ts

@@ -1,7 +1,13 @@
-import { de, enUS, es, fr, it, pl, ptBR, th, tr } from "date-fns/locale"
+import { de, enUS, es, fr, it, pl, ptBR, th, tr ,ar} from "date-fns/locale"
 import { Language } from "./types"
 
 export const languages: Language[] = [
+  {
+    code: "ar",
+    display_name: "العربية",
+    ltr: false,
+    date_locale: ar,
+  },
   {
     code: "en",
     display_name: "English",