Aioviberbot

Add python 3.12 support

Added params `send_name` and `send_photo` to webhook API for someone not willing to receive usernames and photos by lavrovas

Add custom errors raising instead of raising built-in`Exception` in any case

Add broadcast message support

Docs: https://github.com/antonmyronyuk/aioviberbot/blob/main/README.md#broadcast_messages

Closes 6

- Added python 3.11 support
- Dropped python 3.6 support

Optionally pass client session to Api

If you want to use your own session for api requests, you can now simply pass `aiohttp.ClientSession` to `Api`