[FEATURE] Need to update the /help instructions of asyncapi-bot for vote commands

[AayushSaini101]

Why do we need this improvement?

We have integrated vote bot in the community repo, it would be good if we add all the commands info /help command
Vote commands

• /vote
• /cancel-vote
• /check-vote

How will this change help?

Help the contributors to understand the use of the vote commands

Screenshots

No response

How could it be implemented/designed?

Update the /help command of the asyncapi-boat

🚧 Breaking changes

No

👀 Have you checked for similar open issues?

• I checked and didn't find a similar issue

🏢 Have you read the Contributing Guidelines?

• I have read the Contributing Guidelines

Are you willing to work on this issue?

Yes

[github-actions]

Welcome to AsyncAPI. Thanks a lot for reporting your first issue. Please check out our contributors guide and the instructions about a basic recommended setup useful for opening a pull request.
Keep in mind there are also other channels you can use to interact with AsyncAPI community. For more details check out this issue.

[Shurtu-gal]

I believe we can parse a help.yml in repositories if present and present those also in the help command. WDYT @derberg.