fix(clerk-js): Harden useEnabledThirdPartyProviders against missing sso data#8123

anagstef wants to merge 2 commits intomainclerk/javascript:mainfrom

stefanos/user-4991-harden-useenabledthirdpartyproviders-against-missingemptyclerk/javascript:stefanos/user-4991-harden-useenabledthirdpartyproviders-against-missingemptyCopy head branch name to clipboard