This is no longer required due to recent changes which mean the
collection database will retain beatmap references even if they aren't
loaded locally (see https://github.com/ppy/osu/pull/18619).
Resolves https://github.com/ppy/osu/issues/18727.
Added delay from `Schedule` should be minimal as it is always called
from the `Update` thread (input propagation) anyway.
The old flags used a size of 150x100, while the new assets based on
twemoji use a size of 150x108. Update existing usages to match this new
aspect ratio better.