[2.3 Only] if a public/private chat message contains "bbb-published-poll-" tag it will show as a chat poll result message

[daminebenq]

Describe the bug
Sending a private/public chat message with bbb-published-poll- will show as a chat poll results message.

To Reproduce
Steps to reproduce the behavior:

1. Go to a bbb23 server
2. Go to public/private chat textarea
3. Type bbb-published-poll-
4. See error

Expected behavior
Any chat message sent by a user should be treated as normal chat message showing the avatar + username + message text.
When a user sends a message containing bbb-published-poll- it should show as a normal chat message.

Actual behavior
Sending a message in private or public chat with bbb-published-poll- tag will show as a chat poll results message. Which is a systemChatMessage.