C: add Paul Nasrat (Google CLA)

TBR=gobot
R=golang-codereviews
CC=golang-codereviews
https://golang.org/cl/125790043

CONTRIBUTORS

@@ -455,6 +455,7 @@ Paul Borman <borman@google.com>
 Paul Chang <paulchang@google.com>
 Paul Hammond <paul@paulhammond.org>
 Paul Lalonde <paul.a.lalonde@gmail.com>
+Paul Nasrat <pnasrat@google.com>
 Paul Sbarra <Sbarra.Paul@gmail.com>
 Paul van Brouwershaven <paul@vanbrouwershaven.com>
 Pavel Zinovkin <pavel.zinovkin@gmail.com>