don't allow flairlocks on ghost posts (#358)

flairlocks can expose ghosts

files/routes/awards.py

@@ -289,6 +289,7 @@ def award_thing(v, thing_type, id):
 		
 		badge_grant(user=author, badge_id=28)
 	elif kind == "flairlock":
+		if thing.ghost: abort(403)
 		new_name = note[:100].replace("𒐪","")
 		if not new_name and author.flairchanged:
 			author.flairchanged += 86400