gRPC migration update

Change-Id: Icdd1a824948fa994cd36bd121c962f5ecf74e3cf
diff --git a/vendor/golang.org/x/sys/unix/zsysnum_netbsd_arm64.go b/vendor/golang.org/x/sys/unix/zsysnum_netbsd_arm64.go
index 0291c09..bd4952e 100644
--- a/vendor/golang.org/x/sys/unix/zsysnum_netbsd_arm64.go
+++ b/vendor/golang.org/x/sys/unix/zsysnum_netbsd_arm64.go
@@ -1,6 +1,7 @@
 // go run mksysnum.go http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/kern/syscalls.master
 // Code generated by the command above; DO NOT EDIT.
 
+//go:build arm64 && netbsd
 // +build arm64,netbsd
 
 package unix