Removing the username from the mention button.

Gab has some very long usernames which will break the button.

app/javascript/gabsocial/locales/hy.json

@@ -18,7 +18,7 @@
   "account.link_verified_on": "Ownership of this link was checked on {date}",
   "account.locked_info": "This account privacy status is set to locked. The owner manually reviews who can follow them.",
   "account.media": "Մեդիա",
-  "account.mention": "Նշել @{name}֊ին",
+  "account.mention": "Նշել",
   "account.moved_to": "{name}֊ը տեղափոխվել է՝",
   "account.mute": "Լռեցնել @{name}֊ին",
   "account.mute_notifications": "Անջատել ծանուցումները @{name}֊ից",