godoc: add andybons to binary upload whitelist

Change-Id: I87c43864b07a05d257ef94267073f0e13aff353e
Reviewed-on: https://go-review.googlesource.com/82715
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>

godoc/dl/dl.go

@@ -429,7 +429,7 @@ func getHandler(w http.ResponseWriter, r *http.Request) {
 
 func validUser(user string) bool {
 	switch user {
-	case "adg", "bradfitz", "cbro":
+	case "adg", "bradfitz", "cbro", "andybons":
 		return true
 	}
 	return false