[newlib-cygwin] Cygwin: add 3.3.6 release notes

[Takashi Yano]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=b79d60b7d27e0a62e36a14e881dab458bb278814

commit b79d60b7d27e0a62e36a14e881dab458bb278814
Author: Takashi Yano <takashi.yano@nifty.ne.jp>
Date:   Mon May 16 20:10:23 2022 +0900

    Cygwin: add 3.3.6 release notes

Diff:
---
 winsup/cygwin/release/3.3.6 | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/winsup/cygwin/release/3.3.6 b/winsup/cygwin/release/3.3.6
new file mode 100644
index 000000000..6d1f0bc8b
--- /dev/null
+++ b/winsup/cygwin/release/3.3.6
@@ -0,0 +1,5 @@
+Bug Fixes
+---------
+
+- Fix an issue that command "cmd /c script -c cmd" crashes if it
+  is issued in console of Windows 7.