[newlib-cygwin] Add release message for commit 973f766f6

[Corinna Vinschen]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=778f4397f3df42988b05807ef3b50d8482844204

commit 778f4397f3df42988b05807ef3b50d8482844204
Author: Corinna Vinschen <corinna@vinschen.de>
Date:   Tue Mar 14 16:54:57 2017 +0100

    Add release message for commit 973f766f6
    
    Signed-off-by: Corinna Vinschen <corinna@vinschen.de>

Diff:
---
 winsup/cygwin/release/2.8.0 | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/winsup/cygwin/release/2.8.0 b/winsup/cygwin/release/2.8.0
index 9e6c482..2ccbcf1 100644
--- a/winsup/cygwin/release/2.8.0
+++ b/winsup/cygwin/release/2.8.0
@@ -30,3 +30,6 @@ Bug Fixes
 
 - Workaround Windows NUL having the same problem for writes > 4 GB.
   Addresses: https://cygwin.com/ml/cygwin/2017-03/msg00144.html
+
+- Fix a potential crash in duplocale.
+  Addresses: https://sourceware.org/ml/newlib/2017/msg00166.html