Missing text on the site bar menu

[zxvcv]

Expected Behavior

All links in the site Bar should have visible text with clickable hiperlink.

Actual Behavior

Few links has missing text on the site bar, links are clicable but no text is displayed.
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Steps to Reproduce the Problem

1. Open https://tekton.dev/docs/
2. Expand one of the site bar groups (ex. Operator)
3. At the end of expanded link list there are few blank links that are clicable but has no text displayed.