Can a maintainer take a look at this pull req. to add support for AWS ALB protocol versions?

So who do I see about getting a maintainer to look at a pull req. to the AWS provider?

This adds support for the new AWS ALB target group protocol version, to turn on upstream HTTP/2 or gRPC! And in my (third-party) opinion that person’s pull req. has been ready to go for a couple weeks.

What’s up? How can I help get that merged?