[Components] Update beehiiv to v2 API

[malexanderlim]

Beehiiv team reached out to us asking us to update to their V2 API as v1 is deprecated.

[vunguyenhung]

Hi everyone, all test cases are passed! Ready for release!

Test report
https://vunguyenhung.notion.site/Components-Update-beehiiv-to-v2-API-9c96f9390a6f43379c316cce357fb791