Fix links (#1377)
* no ../ links to other doc sites
* fix link
* fix link
* remove broken links
* fix link
* fix format
* fix anchor
* fix anchors
* Update docs/hub/datasets-adding.md
Co-authored-by: Mishig <dmishig@gmail.com>
* https://.../docs -> /docs
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Co-authored-by: Mishig <dmishig@gmail.com>
