[Snyk] Upgrade @primer/css from 16.2.0 to 16.3.0#18

ASISBusiness wants to merge 1 commit intomainASISBusiness/docs:mainfrom

snyk-upgrade-d2ddea187cbb0d6a2635b734f70c4b22ASISBusiness/docs:snyk-upgrade-d2ddea187cbb0d6a2635b734f70c4b22Copy head branch name to clipboard