Add neat embeds to replay links

[scoresaber-hub]

Currently replay links are pretty boring -- add cool embeds to them

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Submitted by umbra.
ScoreSaber Hub post: https://hub.scoresaber.com/b/feature-requests/posts/post_01ksrzb967fex8n5pyx8rjwfc1
Board: Feature Requests
Status: Planned
Tags: Website
Votes: 1