docs: Document Palette Optimized Canonical pack known issue (#8155)

* Document edge canonical known issue

* Fix known issue date

* ci: auto-formatting prettier issues

* Update known-issues.md

Changed "Running" -> "running" state.
Removed line 20, cause it duplicated line 24.

* ci: auto-formatting prettier issues

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Co-authored-by: svetlana-efimova <[email protected]>

Author: svetlana-efimova