Fix ar.json (#4699)

Remove ! from compose_form.publish

app/javascript/mastodon/locales/ar.json

@@ -47,7 +47,7 @@
   "compose_form.lock_disclaimer.lock": "مقفل",
   "compose_form.placeholder": "فيمَ تفكّر؟",
   "compose_form.privacy_disclaimer": "Your private status will be delivered to mentioned users on {domains}. Do you trust {domainsCount, plural, one {that server} other {those servers}}? Post privacy only works on Mastodon instances. If {domains} {domainsCount, plural, one {is not a Mastodon instance} other {are not Mastodon instances}}, there will be no indication that your post is private, and it may be boosted or otherwise made visible to unintended recipients.",
-  "compose_form.publish": "بوّق !",
+  "compose_form.publish": "بوّق",
   "compose_form.publish_loud": "{publish}!",
   "compose_form.sensitive": "ضع علامة على الوسيط باعتباره حسّاس",
   "compose_form.spoiler": "أخفِ النص واعرض تحذيرا",