[newlib-cygwin] Cygwin: add release note for rounding issue

[Corinna Vinschen]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=c41fd516e0efb110360fe0dc12fbf7de4f5ffc91

commit c41fd516e0efb110360fe0dc12fbf7de4f5ffc91
Author: Corinna Vinschen <corinna@vinschen.de>
Date:   Thu Nov 4 11:54:22 2021 +0100

    Cygwin: add release note for rounding issue
    
    Also rename release 3.4.0 to 3.3.2.  It doesn't make sense to
    duplicate the issues fixed in 3.3.x into the 3.4.0 relnotes.
    Only patches not backported into 3.3.x belong into 3.4.0.
    
    Signed-off-by: Corinna Vinschen <corinna@vinschen.de>

Diff:
---
 winsup/cygwin/release/{3.4.0 => 3.3.2} | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/winsup/cygwin/release/3.4.0 b/winsup/cygwin/release/3.3.2
similarity index 61%
rename from winsup/cygwin/release/3.4.0
rename to winsup/cygwin/release/3.3.2
index 528c29ce9..548c6a690 100644
--- a/winsup/cygwin/release/3.4.0
+++ b/winsup/cygwin/release/3.3.2
@@ -3,3 +3,6 @@ Bug Fixes
 
 - Fix bug that Ctrl-C sometimes does not work as expected in Windows Terminal.
   Addresses: https://cygwin.com/pipermail/cygwin/2021-November/249749.html
+
+- Fix a float rounding issue in newlib.
+  Addresses: https://sourceware.org/pipermail/newlib/2021/018626.html