[newlib-cygwin/cygwin-3_3-branch] Cygwin: document last bug fix

[Ken Brown]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=ff69a6da3d391cd41818ceec52be77776205d02c

commit ff69a6da3d391cd41818ceec52be77776205d02c
Author: Ken Brown <kbrown@cornell.edu>
Date:   Sun May 29 17:42:06 2022 -0400

    Cygwin: document last bug fix

Diff:
---
 winsup/cygwin/release/3.3.6 | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/winsup/cygwin/release/3.3.6 b/winsup/cygwin/release/3.3.6
index 135f33155..bccc5124c 100644
--- a/winsup/cygwin/release/3.3.6
+++ b/winsup/cygwin/release/3.3.6
@@ -10,3 +10,7 @@ Bug Fixes
 
 - Fix mknod (64-bit only), whose definition didn't match its prototype.
   Addresses: https://cygwin.com/pipermail/cygwin-developers/2022-May/012589.html
+
+- Fix a regression that prevented Cygwin from starting if cygwin1.dll
+  is in the root directory.
+  Addresses: https://cygwin.com/pipermail/cygwin/2022-May/251548.html