feat: Add disconnect method to event hub

[gismya]

• [x] I have added automatic tests where applicable
• [x] The PR title is suitable as a release note
• [x] The PR contains a description of what has been changed
• [ ] The description contains manual test instructions

Changes

PR to address #238. Adds a disconnect method to the event hub

Test

[ffMathy]

Thank you so much for this! :heart: