Docs: Add highlights for 6.6.0 release (#641)
Docs: Add highlights for 6.6.0 release (#641)

* Docs: Add highlights for 6.6.0 release

* Fix typo

Co-Authored-By: Brandon Mills <1e8d3789e5e7e99cf2f4adb26f780bae3795e462@users.noreply.github.com>

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