Upgrades gcsio to 2.0.0

Hi Beam Developers, I'm working on pr/10769 which upgrades gcsio from 1.9.16 to 2.0.0 which is an intermediate step to get us to use gcsio 2.x which supports gRPC, which potentially gives us better performance. (FYI, gcsio is a driver for Google Cloud St

Contributor permission for Beam Jira tickets

Hi, This is Esun Kim from Google. I'm working on GCS connector of beam IO. Can you add me as a contributor for Beam's Jira issue tracker? My Jira ID is veblush. Regards, Esun.