gRPC migration

Change-Id: I3129ae27d7ee12a23c7046f0d877e8064f2fd7f4
diff --git a/vendor/golang.org/x/sys/unix/zsyscall_openbsd_amd64.go b/vendor/golang.org/x/sys/unix/zsyscall_openbsd_amd64.go
index 67f93ee..3a47aca 100644
--- a/vendor/golang.org/x/sys/unix/zsyscall_openbsd_amd64.go
+++ b/vendor/golang.org/x/sys/unix/zsyscall_openbsd_amd64.go
@@ -1,6 +1,7 @@
 // go run mksyscall.go -openbsd -tags openbsd,amd64 syscall_bsd.go syscall_openbsd.go syscall_openbsd_amd64.go
 // Code generated by the command above; see README.md. DO NOT EDIT.
 
+//go:build openbsd && amd64
 // +build openbsd,amd64
 
 package unix