Enable E2EE key-size configuration via ExternalE2EEKeyProvider options#1841

1egoman merged 2 commits intolivekit:mainlivekit/client-sdk-js:mainfrom

MariusBernhardt:enable-config-for-256-bit-key-for-e2eeMariusBernhardt/client-sdk-js:enable-config-for-256-bit-key-for-e2eeCopy head branch name to clipboard