Fix posts being sent only to one social at the time

uitsmmbot/post.py

@@ -226,7 +226,7 @@ class PostComponent(botogram.Component):
 
             data = {
                 "text": query.message.reply_to_message.text,
-                "profile_ids": to_socials,
+                "profile_ids[]": to_socials,
             }
             if action == "now":
                 data["now"] = True