About

Enable riscv64 go plugins to be created.

Dependency
Upstreaming	COMPLETED	https://go-review.googlesource.com/c/go/+/435015 https://go-review.googlesource.com/c/go/+/612635/1 https://go-review.googlesource.com/c/go/+/420114/6
Upstream version
Contacts	@Ludovic Henry

LR_02_037: Add plugin support for riscv64