Chore: Enable prefer-optional-chain ESLint rule for TypeScript files (#23786)

.eslintrc

app/apps/server/bridges/livechat.ts

app/lib/server/functions/deleteMessage.ts

app/livestream/client/tabBar.tsx

app/meteor-accounts-saml/server/lib/Utils.ts

app/models/server/raw/Statistics.ts

app/ui-master/server/inject.ts

app/videobridge/client/tabBar.tsx

client/.eslintrc.js

client/components/Message/Actions/Action.tsx

client/components/Message/Attachments/Attachments.tsx

client/components/Message/Body/Code.tsx

client/components/Omnichannel/modals/TranscriptModal.tsx

client/components/Page/PageScrollableContentWithShadow.tsx

client/hooks/usePreventProgation.ts

client/lib/userData.ts

client/providers/createReactiveSubscriptionFactory.ts

client/startup/emailVerification.ts

client/startup/i18n.ts

client/startup/unread.ts