Email association image broke again

[turt2live]

Probably because we changed everything around.

References https://riot.im/app/themes/riot/img/logos/riot-logo.svg

This is on https://vector.im/_matrix/identity/api/v1/validate/email/submitToken?...

[jryans]

Looks like this line in sydent would need to be updated.

[turt2live]

Fixed by matrix-org/synapse#4779 and/or matrix-org/sydent#120 (+ riot.im changes)