[newlib-cygwin] Cygwin: FIFO: document recent fixes

[Ken Brown]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=53b7116705754192c66f2580d638644414b60c9d

commit 53b7116705754192c66f2580d638644414b60c9d
Author: Ken Brown <kbrown@cornell.edu>
Date:   Thu Jul 16 16:21:03 2020 -0400

    Cygwin: FIFO: document recent fixes

Diff:
---
 winsup/cygwin/release/3.1.7 | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/winsup/cygwin/release/3.1.7 b/winsup/cygwin/release/3.1.7
index 910dc0a3d..0c437e9e9 100644
--- a/winsup/cygwin/release/3.1.7
+++ b/winsup/cygwin/release/3.1.7
@@ -5,3 +5,6 @@ Bug Fixes:
 
 - Fix select/poll issue in case a socket connect call fails.
   Addresses: https://cygwin.com/pipermail/cygwin/2020-July/245528.html
+
+- Fix multiple reader support for FIFOs
+  Addresses: https://sourceware.org/pipermail/cygwin/2020-July/245456.html