Handle telegram delete events

[slmnsh]

Problem Statement

Right now if you delete a message from the conversation the persisted state is not updated

Proposed Solution

listen for updateDeleteMessages event to remove deleted messages from persisted state

Alternatives Considered

No response

Use Case

Priority

Important

Contribution

• I am willing to help implement this feature

Additional Context

Reference: https://core.telegram.org/api/updates#message-id-sequences