Exclude "See also" section from search

[lukaw3d]

https://docs.oasis.io/search/?q=oasis+cli

These three results just link to Oasis CLI inside "See also" section:

Although removing these results still won't rank the correct result very high

[lukaw3d]

Seems achievable with ignoreCssSelectors in @easyops-cn/docusaurus-search-local