Cannot write "google.protobuf.Timestamp" (NanosInstant) to BigQuery through schemas

[damccorm]

See here for details and instructions for reproducing.

https://lists.apache.org/thread.html/r1657ccf41dda3f2d9d082c5ebb006dd2da92863983971ad23485f16e%40%3Cdev.beam.apache.org%3E

Imported from Jira BEAM-10655. Original Jira may contain additional context.
Reported by: chamikara.

[shivanshjais22]

Hi, I’d like to work on this issue.
I’m a new contributor to Apache Beam. Please let me know if I can take it. Thanks!