[NetworkManager-openvpn] release: update NEWS file

[Beniamino Galvani <bgalvani src gnome org>]

commit 72ca496c36c393a96049ae316e2f3c9e063330ca
Author: Beniamino Galvani <bgalvani redhat com>
Date:   Tue Sep 28 17:37:41 2021 +0200

    release: update NEWS file

 NEWS | 12 ++++++++++++
 1 file changed, 12 insertions(+)
---
diff --git a/NEWS b/NEWS
index 25ff2c7..4e4a473 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,15 @@
+=======================================================
+NetworkManager-openvpn-1.8.16
+Overview of changes since NetworkManager-openvpn-1.8.14
+=======================================================
+
+* Fix detection of OpenVPN 2.5.0
+* Allow the connection to persist across network failures when the VPN
+  profile has 'vpn.persistent=yes'.
+* Fix parsing of incomplete IPv6 configurations pushed by server
+* Improve logging message about deprecated tls-remote option
+* Update translations
+
 =======================================================
 NetworkManager-openvpn-1.8.14
 Overview of changes since NetworkManager-openvpn-1.8.12