internal/poll, net: fix comments regarding accept and sysSocket

The implementation of accept was moved from package net to internal/poll
in CL 36799.

Change-Id: I6e5964e0ee22e9c84bc444860cdd497817451fec
Reviewed-on: https://go-review.googlesource.com/c/go/+/311571
Trust: Tobias Klauser <tobias.klauser@gmail.com>
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
diff --git a/src/net/sock_cloexec.go b/src/net/sock_cloexec.go
index efc91fd..6861c4b 100644
--- a/src/net/sock_cloexec.go
+++ b/src/net/sock_cloexec.go
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// This file implements sysSocket and accept for platforms that
-// provide a fast path for setting SetNonblock and CloseOnExec.
+// This file implements sysSocket for platforms that provide a fast path for
+// setting SetNonblock and CloseOnExec.
 
 //go:build dragonfly || freebsd || illumos || linux || netbsd || openbsd
 // +build dragonfly freebsd illumos linux netbsd openbsd