Scrolling is not smooth

[DamianMaslanka5]

I think this stopped working correctly after changes in #3224

https://clickhouse.com/docs/en/use-cases/observability/schema-design#bloom-filters-for-text-search

msedge_3c4l11CDMv.mp4

[Blargian]

Indeed, this is because the code blocks now lazy load - it's particularly noticeable on this page because the code blocks are very large. We would need to estimate the size of the element based on the code length and adjust the height of the placeholder element accordingly.