[VOL-4290] Voltha go library updates for gRPC migration
Change-Id: I1aa2774beb6b7ed7419bc45aeb53fcae8a8ecda0
diff --git a/vendor/golang.org/x/sys/unix/str.go b/vendor/golang.org/x/sys/unix/str.go
index 17fb698..8ba89ed 100644
--- a/vendor/golang.org/x/sys/unix/str.go
+++ b/vendor/golang.org/x/sys/unix/str.go
@@ -2,6 +2,7 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
+//go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
package unix