Feature: Add target Google Pub/Sub

[bersler]

Is your feature request related to a problem? Please describe. Replicate directly to Google Pub/Sub target.

Describe the solution you'd like Connect directly to the target without any intermediate technology.

Describe alternatives you've considered Replicate to Kafka and use Google Pub/Sub connector to further push transactions.

Additional context Decrease delay and reduce additional dependency.

[bersler]

This feature is complicated to implement.. If there is a demand from users more focus could be given here.