Add sprint name voting functionality

[bagelface]

Description

We want to add functionality to submit suggestions for a sprint name via a Discord command. Additionally, we want automate the posting of a poll to the #lounge channel 24 hours before the start of our biweekly sprints.

Scope

No response

Additional context

We are currently operating manually using this document. You can probably pull some rules from this https://www.notion.so/bloomgame/Sprint-Name-Suggestion-Box-197c4e2d65d68008a7e1e5f77c00957f